Q1. Which statement best describes Jacobian?

A. A matrix mapping joint velocities to end-effector linear and angular velocity B. a matrix mapping payload to colour C. a table of tool prices D. a scalar describing only robot reach

Check Answer

Correct Answer: A   |   Marks: 1

Explanation: The Jacobian locally relates joint-rate vectors to Cartesian twist; its dimensions depend on the number of joints and task-space coordinates.

Q2. Which option correctly identifies the function or significance of pseudoinverse in robotics?

A. a direct inverse that always exists B. A generalized inverse used to obtain joint-rate solutions when a Jacobian is non-square or rank-deficient C. a matrix that removes all joint limits D. a scalar correction factor only

Check Answer

Correct Answer: B   |   Marks: 1

Explanation: The Moore–Penrose pseudoinverse provides a least-squares or minimum-norm solution, while damped variants can improve numerical behaviour near singularities.

Q3. A robotics student is asked to distinguish differential kinematics from unrelated system features. Which answer is correct?

A. a method for casting metal B. a procedure for choosing robot paint C. Using local velocity relationships to relate small changes in joint variables and pose D. a type of pneumatic seal

Check Answer

Correct Answer: C   |   Marks: 1

Explanation: Differential kinematics linearizes the pose mapping locally and is central to velocity control and numerical IK.

Q4. Which statement would be the soundest basis for explaining Cartesian velocity to a new robotics engineer?

A. the robot's stored program size B. the number of links C. the gripper's rated force D. The linear and/or angular rate of the end effector in a Cartesian frame

Check Answer

Correct Answer: D   |   Marks: 1

Explanation: Cartesian velocity describes tool motion in task space, typically as linear and angular components.

Q5. In a technical review of a robot, which statement about frame consistency should be accepted?

A. Expressing related velocity quantities in compatible coordinate frames B. using degrees in one equation and kilograms in another C. ignoring reference axes D. always setting every velocity to zero

Check Answer

Correct Answer: A   |   Marks: 1

Explanation: Velocity vectors and Jacobians depend on the frame convention; mixing frames leads to incorrect direction and sign results.

Q6. Which statement best describes angular velocity?

A. the linear speed of a conveyor only B. The rate at which orientation changes, expressed as a vector in a defined frame C. the robot's payload per second D. the number of revolute joints

Check Answer

Correct Answer: B   |   Marks: 1

Explanation: Angular velocity represents instantaneous rotational motion; its frame and convention must be stated for correct calculations.

Q7. Which option correctly identifies the function or significance of differential kinematics in robotics?

A. a method for casting metal B. a procedure for choosing robot paint C. Using local velocity relationships to relate small changes in joint variables and pose D. a type of pneumatic seal

Check Answer

Correct Answer: C   |   Marks: 1

Explanation: Differential kinematics linearizes the pose mapping locally and is central to velocity control and numerical IK.

Q8. A robotics student is asked to distinguish joint velocity from unrelated system features. Which answer is correct?

A. the joint's maximum payload B. the distance between robot bases C. the tool's mass D. The rate of change of a joint variable

Check Answer

Correct Answer: D   |   Marks: 1

Explanation: Joint velocity is angular for revolute joints and linear for prismatic joints.

Q9. Which statement would be the soundest basis for explaining velocity control to a new robotics engineer?

A. Controlling joint or tool speed rather than commanding only a final position B. a control method that never uses sensors C. a method for changing link lengths physically D. a way to increase payload without limit

Check Answer

Correct Answer: A   |   Marks: 1

Explanation: Velocity control is useful for tracking paths and responding to task-space commands, often using feedback.

Q10. In a technical review of a robot, which statement about angular velocity should be accepted?

A. the linear speed of a conveyor only B. The rate at which orientation changes, expressed as a vector in a defined frame C. the robot's payload per second D. the number of revolute joints

Check Answer

Correct Answer: B   |   Marks: 1

Explanation: Angular velocity represents instantaneous rotational motion; its frame and convention must be stated for correct calculations.

Q11. Which statement best describes Jacobian singularity?

A. a condition where all joint rates are zero by definition B. a successful calibration result C. A condition where the Jacobian loses rank and some task-space directions cannot be generated independently D. a sensor's maximum range

Check Answer

Correct Answer: C   |   Marks: 1

Explanation: Rank loss means some Cartesian velocities cannot be produced locally or require unbounded joint rates in idealized models.

Q12. Which option correctly identifies the function or significance of Jacobian in robotics?

A. a matrix mapping payload to colour B. a table of tool prices C. a scalar describing only robot reach D. A matrix mapping joint velocities to end-effector linear and angular velocity

Check Answer

Correct Answer: D   |   Marks: 1

Explanation: The Jacobian locally relates joint-rate vectors to Cartesian twist; its dimensions depend on the number of joints and task-space coordinates.

Q13. A robotics student is asked to distinguish velocity control from unrelated system features. Which answer is correct?

A. Controlling joint or tool speed rather than commanding only a final position B. a control method that never uses sensors C. a method for changing link lengths physically D. a way to increase payload without limit

Check Answer

Correct Answer: A   |   Marks: 1

Explanation: Velocity control is useful for tracking paths and responding to task-space commands, often using feedback.

Q14. Which statement would be the soundest basis for explaining manipulability to a new robotics engineer?

A. the maximum program length B. A measure of how effectively a robot can generate motion in different task-space directions C. the robot's colour D. the number of safety guards

Check Answer

Correct Answer: B   |   Marks: 1

Explanation: Manipulability reflects directional motion capability and often decreases near singular configurations.

Q15. In a technical review of a robot, which statement about Cartesian velocity should be accepted?

A. the robot's stored program size B. the number of links C. The linear and/or angular rate of the end effector in a Cartesian frame D. the gripper's rated force

Check Answer

Correct Answer: C   |   Marks: 1

Explanation: Cartesian velocity describes tool motion in task space, typically as linear and angular components.

Q16. Which statement best describes Jacobian? (select the best answer)

A. a matrix mapping payload to colour B. a table of tool prices C. a scalar describing only robot reach D. A matrix mapping joint velocities to end-effector linear and angular velocity

Check Answer

Correct Answer: D   |   Marks: 1

Explanation: The Jacobian locally relates joint-rate vectors to Cartesian twist; its dimensions depend on the number of joints and task-space coordinates.

Q17. Which option correctly identifies the function or significance of pseudoinverse in robotics? (select the best answer)

A. A generalized inverse used to obtain joint-rate solutions when a Jacobian is non-square or rank-deficient B. a direct inverse that always exists C. a matrix that removes all joint limits D. a scalar correction factor only

Check Answer

Correct Answer: A   |   Marks: 1

Explanation: The Moore–Penrose pseudoinverse provides a least-squares or minimum-norm solution, while damped variants can improve numerical behaviour near singularities.

Q18. A robotics student is asked to distinguish differential kinematics from unrelated system features. Which answer is correct? (select the best answer)

A. a method for casting metal B. Using local velocity relationships to relate small changes in joint variables and pose C. a procedure for choosing robot paint D. a type of pneumatic seal

Check Answer

Correct Answer: B   |   Marks: 1

Explanation: Differential kinematics linearizes the pose mapping locally and is central to velocity control and numerical IK.

Q19. Which statement would be the soundest basis for explaining Cartesian velocity to a new robotics engineer? (select the best answer)

A. the robot's stored program size B. the number of links C. The linear and/or angular rate of the end effector in a Cartesian frame D. the gripper's rated force

Check Answer

Correct Answer: C   |   Marks: 1

Explanation: Cartesian velocity describes tool motion in task space, typically as linear and angular components.

Q20. In a technical review of a robot, which statement about frame consistency should be accepted? (select the best answer)

A. using degrees in one equation and kilograms in another B. ignoring reference axes C. always setting every velocity to zero D. Expressing related velocity quantities in compatible coordinate frames

Check Answer

Correct Answer: D   |   Marks: 1

Explanation: Velocity vectors and Jacobians depend on the frame convention; mixing frames leads to incorrect direction and sign results.

Q21. Which statement best describes angular velocity? (select the best answer)

A. The rate at which orientation changes, expressed as a vector in a defined frame B. the linear speed of a conveyor only C. the robot's payload per second D. the number of revolute joints

Check Answer

Correct Answer: A   |   Marks: 1

Explanation: Angular velocity represents instantaneous rotational motion; its frame and convention must be stated for correct calculations.

Q22. Which option correctly identifies the function or significance of differential kinematics in robotics? (select the best answer)

A. a method for casting metal B. Using local velocity relationships to relate small changes in joint variables and pose C. a procedure for choosing robot paint D. a type of pneumatic seal

Check Answer

Correct Answer: B   |   Marks: 1

Explanation: Differential kinematics linearizes the pose mapping locally and is central to velocity control and numerical IK.

Q23. A robotics student is asked to distinguish joint velocity from unrelated system features. Which answer is correct? (select the best answer)

A. the joint's maximum payload B. the distance between robot bases C. The rate of change of a joint variable D. the tool's mass

Check Answer

Correct Answer: C   |   Marks: 1

Explanation: Joint velocity is angular for revolute joints and linear for prismatic joints.

Q24. Which statement would be the soundest basis for explaining velocity control to a new robotics engineer? (select the best answer)

A. a control method that never uses sensors B. a method for changing link lengths physically C. a way to increase payload without limit D. Controlling joint or tool speed rather than commanding only a final position

Check Answer

Correct Answer: D   |   Marks: 1

Explanation: Velocity control is useful for tracking paths and responding to task-space commands, often using feedback.

Q25. In a technical review of a robot, which statement about angular velocity should be accepted? (select the best answer)

A. The rate at which orientation changes, expressed as a vector in a defined frame B. the linear speed of a conveyor only C. the robot's payload per second D. the number of revolute joints

Check Answer

Correct Answer: A   |   Marks: 1

Explanation: Angular velocity represents instantaneous rotational motion; its frame and convention must be stated for correct calculations.

Q26. Which statement best describes Jacobian singularity? (select the best answer)

A. a condition where all joint rates are zero by definition B. A condition where the Jacobian loses rank and some task-space directions cannot be generated independently C. a successful calibration result D. a sensor's maximum range

Check Answer

Correct Answer: B   |   Marks: 1

Explanation: Rank loss means some Cartesian velocities cannot be produced locally or require unbounded joint rates in idealized models.

Q27. Which option correctly identifies the function or significance of Jacobian in robotics? (select the best answer)

A. a matrix mapping payload to colour B. a table of tool prices C. A matrix mapping joint velocities to end-effector linear and angular velocity D. a scalar describing only robot reach

Check Answer

Correct Answer: C   |   Marks: 1

Explanation: The Jacobian locally relates joint-rate vectors to Cartesian twist; its dimensions depend on the number of joints and task-space coordinates.

Q28. A robotics student is asked to distinguish velocity control from unrelated system features. Which answer is correct? (select the best answer)

A. a control method that never uses sensors B. a method for changing link lengths physically C. a way to increase payload without limit D. Controlling joint or tool speed rather than commanding only a final position

Check Answer

Correct Answer: D   |   Marks: 1

Explanation: Velocity control is useful for tracking paths and responding to task-space commands, often using feedback.

Q29. Which statement would be the soundest basis for explaining manipulability to a new robotics engineer? (select the best answer)

A. A measure of how effectively a robot can generate motion in different task-space directions B. the maximum program length C. the robot's colour D. the number of safety guards

Check Answer

Correct Answer: A   |   Marks: 1

Explanation: Manipulability reflects directional motion capability and often decreases near singular configurations.

Q30. In a technical review of a robot, which statement about Cartesian velocity should be accepted? (select the best answer)

A. the robot's stored program size B. The linear and/or angular rate of the end effector in a Cartesian frame C. the number of links D. the gripper's rated force

Check Answer

Correct Answer: B   |   Marks: 1

Explanation: Cartesian velocity describes tool motion in task space, typically as linear and angular components.

Q31. Which statement best describes Jacobian? (select the best answer)

A. a matrix mapping payload to colour B. a table of tool prices C. A matrix mapping joint velocities to end-effector linear and angular velocity D. a scalar describing only robot reach

Check Answer

Correct Answer: C   |   Marks: 1

Explanation: The Jacobian locally relates joint-rate vectors to Cartesian twist; its dimensions depend on the number of joints and task-space coordinates.

Q32. Which option correctly identifies the function or significance of pseudoinverse in robotics? (select the best answer)

A. a direct inverse that always exists B. a matrix that removes all joint limits C. a scalar correction factor only D. A generalized inverse used to obtain joint-rate solutions when a Jacobian is non-square or rank-deficient

Check Answer

Correct Answer: D   |   Marks: 1

Explanation: The Moore–Penrose pseudoinverse provides a least-squares or minimum-norm solution, while damped variants can improve numerical behaviour near singularities.

Q33. A robotics student is asked to distinguish differential kinematics from unrelated system features. Which answer is correct? (select the best answer)

A. Using local velocity relationships to relate small changes in joint variables and pose B. a method for casting metal C. a procedure for choosing robot paint D. a type of pneumatic seal

Check Answer

Correct Answer: A   |   Marks: 1

Explanation: Differential kinematics linearizes the pose mapping locally and is central to velocity control and numerical IK.

Q34. Which statement would be the soundest basis for explaining Cartesian velocity to a new robotics engineer? (select the best answer)

A. the robot's stored program size B. The linear and/or angular rate of the end effector in a Cartesian frame C. the number of links D. the gripper's rated force

Check Answer

Correct Answer: B   |   Marks: 1

Explanation: Cartesian velocity describes tool motion in task space, typically as linear and angular components.

Q35. In a technical review of a robot, which statement about frame consistency should be accepted? (select the best answer)

A. using degrees in one equation and kilograms in another B. ignoring reference axes C. Expressing related velocity quantities in compatible coordinate frames D. always setting every velocity to zero

Check Answer

Correct Answer: C   |   Marks: 1

Explanation: Velocity vectors and Jacobians depend on the frame convention; mixing frames leads to incorrect direction and sign results.

Q36. Which statement best describes angular velocity? (select the best answer)

A. the linear speed of a conveyor only B. the robot's payload per second C. the number of revolute joints D. The rate at which orientation changes, expressed as a vector in a defined frame

Check Answer

Correct Answer: D   |   Marks: 1

Explanation: Angular velocity represents instantaneous rotational motion; its frame and convention must be stated for correct calculations.

Q37. Which option correctly identifies the function or significance of differential kinematics in robotics? (select the best answer)

A. Using local velocity relationships to relate small changes in joint variables and pose B. a method for casting metal C. a procedure for choosing robot paint D. a type of pneumatic seal

Check Answer

Correct Answer: A   |   Marks: 1

Explanation: Differential kinematics linearizes the pose mapping locally and is central to velocity control and numerical IK.

Q38. A robotics student is asked to distinguish joint velocity from unrelated system features. Which answer is correct? (select the best answer)

A. the joint's maximum payload B. The rate of change of a joint variable C. the distance between robot bases D. the tool's mass

Check Answer

Correct Answer: B   |   Marks: 1

Explanation: Joint velocity is angular for revolute joints and linear for prismatic joints.

Q39. Which statement would be the soundest basis for explaining velocity control to a new robotics engineer? (select the best answer)

A. a control method that never uses sensors B. a method for changing link lengths physically C. Controlling joint or tool speed rather than commanding only a final position D. a way to increase payload without limit

Check Answer

Correct Answer: C   |   Marks: 1

Explanation: Velocity control is useful for tracking paths and responding to task-space commands, often using feedback.

Q40. In a technical review of a robot, which statement about angular velocity should be accepted? (select the best answer)

A. the linear speed of a conveyor only B. the robot's payload per second C. the number of revolute joints D. The rate at which orientation changes, expressed as a vector in a defined frame

Check Answer

Correct Answer: D   |   Marks: 1

Explanation: Angular velocity represents instantaneous rotational motion; its frame and convention must be stated for correct calculations.

Q41. Which statement best describes Jacobian singularity? (select the best answer)

A. A condition where the Jacobian loses rank and some task-space directions cannot be generated independently B. a condition where all joint rates are zero by definition C. a successful calibration result D. a sensor's maximum range

Check Answer

Correct Answer: A   |   Marks: 1

Explanation: Rank loss means some Cartesian velocities cannot be produced locally or require unbounded joint rates in idealized models.

Q42. Which option correctly identifies the function or significance of Jacobian in robotics? (select the best answer)

A. a matrix mapping payload to colour B. A matrix mapping joint velocities to end-effector linear and angular velocity C. a table of tool prices D. a scalar describing only robot reach

Check Answer

Correct Answer: B   |   Marks: 1

Explanation: The Jacobian locally relates joint-rate vectors to Cartesian twist; its dimensions depend on the number of joints and task-space coordinates.

Q43. A robotics student is asked to distinguish velocity control from unrelated system features. Which answer is correct? (select the best answer)

A. a control method that never uses sensors B. a method for changing link lengths physically C. Controlling joint or tool speed rather than commanding only a final position D. a way to increase payload without limit

Check Answer

Correct Answer: C   |   Marks: 1

Explanation: Velocity control is useful for tracking paths and responding to task-space commands, often using feedback.

Q44. Which statement would be the soundest basis for explaining manipulability to a new robotics engineer? (select the best answer)

A. the maximum program length B. the robot's colour C. the number of safety guards D. A measure of how effectively a robot can generate motion in different task-space directions

Check Answer

Correct Answer: D   |   Marks: 1

Explanation: Manipulability reflects directional motion capability and often decreases near singular configurations.

Q45. In a technical review of a robot, which statement about Cartesian velocity should be accepted? (select the best answer)

A. The linear and/or angular rate of the end effector in a Cartesian frame B. the robot's stored program size C. the number of links D. the gripper's rated force

Check Answer

Correct Answer: A   |   Marks: 1

Explanation: Cartesian velocity describes tool motion in task space, typically as linear and angular components.

Q46. Which statement best describes Jacobian? (select the best answer)

A. a matrix mapping payload to colour B. A matrix mapping joint velocities to end-effector linear and angular velocity C. a table of tool prices D. a scalar describing only robot reach

Check Answer

Correct Answer: B   |   Marks: 1

Explanation: The Jacobian locally relates joint-rate vectors to Cartesian twist; its dimensions depend on the number of joints and task-space coordinates.

Q47. Which option correctly identifies the function or significance of pseudoinverse in robotics? (select the best answer)

A. a direct inverse that always exists B. a matrix that removes all joint limits C. A generalized inverse used to obtain joint-rate solutions when a Jacobian is non-square or rank-deficient D. a scalar correction factor only

Check Answer

Correct Answer: C   |   Marks: 1

Explanation: The Moore–Penrose pseudoinverse provides a least-squares or minimum-norm solution, while damped variants can improve numerical behaviour near singularities.

Q48. A robotics student is asked to distinguish differential kinematics from unrelated system features. Which answer is correct? (select the best answer)

A. a method for casting metal B. a procedure for choosing robot paint C. a type of pneumatic seal D. Using local velocity relationships to relate small changes in joint variables and pose

Check Answer

Correct Answer: D   |   Marks: 1

Explanation: Differential kinematics linearizes the pose mapping locally and is central to velocity control and numerical IK.

Q49. Which statement would be the soundest basis for explaining Cartesian velocity to a new robotics engineer? (select the best answer)

A. The linear and/or angular rate of the end effector in a Cartesian frame B. the robot's stored program size C. the number of links D. the gripper's rated force

Check Answer

Correct Answer: A   |   Marks: 1

Explanation: Cartesian velocity describes tool motion in task space, typically as linear and angular components.

Q50. In a technical review of a robot, which statement about frame consistency should be accepted? (select the best answer)

A. using degrees in one equation and kilograms in another B. Expressing related velocity quantities in compatible coordinate frames C. ignoring reference axes D. always setting every velocity to zero

Check Answer

Correct Answer: B   |   Marks: 1

Explanation: Velocity vectors and Jacobians depend on the frame convention; mixing frames leads to incorrect direction and sign results.

Q51. A technician must explain angular velocity while commissioning a robot. Which interpretation is most technically sound?

A. the linear speed of a conveyor only B. the robot's payload per second C. The rate at which orientation changes, expressed as a vector in a defined frame D. the number of revolute joints

Check Answer

Correct Answer: C   |   Marks: 1

Explanation: Angular velocity represents instantaneous rotational motion; its frame and convention must be stated for correct calculations. In practice, this concept should be checked against the robot's operating envelope, task requirements and manufacturer specifications rather than treated as an isolated label.

Q52. Which option correctly identifies the function or significance of differential kinematics in robotics? (select the best answer)

A. a method for casting metal B. a procedure for choosing robot paint C. a type of pneumatic seal D. Using local velocity relationships to relate small changes in joint variables and pose

Check Answer

Correct Answer: D   |   Marks: 1

Explanation: Differential kinematics linearizes the pose mapping locally and is central to velocity control and numerical IK. In practice, this concept should be checked against the robot's operating envelope, task requirements and manufacturer specifications rather than treated as an isolated label.

Q53. A robotics student is asked to distinguish joint velocity from unrelated system features. Which answer is correct? (select the best answer)

A. The rate of change of a joint variable B. the joint's maximum payload C. the distance between robot bases D. the tool's mass

Check Answer

Correct Answer: A   |   Marks: 1

Explanation: Joint velocity is angular for revolute joints and linear for prismatic joints. In practice, this concept should be checked against the robot's operating envelope, task requirements and manufacturer specifications rather than treated as an isolated label.

Q54. Which statement would be the soundest basis for explaining velocity control to a new robotics engineer? (select the best answer)

A. a control method that never uses sensors B. Controlling joint or tool speed rather than commanding only a final position C. a method for changing link lengths physically D. a way to increase payload without limit

Check Answer

Correct Answer: B   |   Marks: 1

Explanation: Velocity control is useful for tracking paths and responding to task-space commands, often using feedback. In practice, this concept should be checked against the robot's operating envelope, task requirements and manufacturer specifications rather than treated as an isolated label.

Q55. In a technical review of a robot, which statement about angular velocity should be accepted? (select the best answer)

A. the linear speed of a conveyor only B. the robot's payload per second C. The rate at which orientation changes, expressed as a vector in a defined frame D. the number of revolute joints

Check Answer

Correct Answer: C   |   Marks: 1

Explanation: Angular velocity represents instantaneous rotational motion; its frame and convention must be stated for correct calculations. In practice, this concept should be checked against the robot's operating envelope, task requirements and manufacturer specifications rather than treated as an isolated label.

Q56. A technician must explain Jacobian singularity while commissioning a robot. Which interpretation is most technically sound?

A. a condition where all joint rates are zero by definition B. a successful calibration result C. a sensor's maximum range D. A condition where the Jacobian loses rank and some task-space directions cannot be generated independently

Check Answer

Correct Answer: D   |   Marks: 1

Explanation: Rank loss means some Cartesian velocities cannot be produced locally or require unbounded joint rates in idealized models. In practice, this concept should be checked against the robot's operating envelope, task requirements and manufacturer specifications rather than treated as an isolated label.

Q57. Which option correctly identifies the function or significance of Jacobian in robotics? (select the best answer)

A. A matrix mapping joint velocities to end-effector linear and angular velocity B. a matrix mapping payload to colour C. a table of tool prices D. a scalar describing only robot reach

Check Answer

Correct Answer: A   |   Marks: 1

Explanation: The Jacobian locally relates joint-rate vectors to Cartesian twist; its dimensions depend on the number of joints and task-space coordinates. In practice, this concept should be checked against the robot's operating envelope, task requirements and manufacturer specifications rather than treated as an isolated label.

Q58. A robotics student is asked to distinguish velocity control from unrelated system features. Which answer is correct? (select the best answer)

A. a control method that never uses sensors B. Controlling joint or tool speed rather than commanding only a final position C. a method for changing link lengths physically D. a way to increase payload without limit

Check Answer

Correct Answer: B   |   Marks: 1

Explanation: Velocity control is useful for tracking paths and responding to task-space commands, often using feedback. In practice, this concept should be checked against the robot's operating envelope, task requirements and manufacturer specifications rather than treated as an isolated label.

Q59. Which statement would be the soundest basis for explaining manipulability to a new robotics engineer? (select the best answer)

A. the maximum program length B. the robot's colour C. A measure of how effectively a robot can generate motion in different task-space directions D. the number of safety guards

Check Answer

Correct Answer: C   |   Marks: 1

Explanation: Manipulability reflects directional motion capability and often decreases near singular configurations. In practice, this concept should be checked against the robot's operating envelope, task requirements and manufacturer specifications rather than treated as an isolated label.

Q60. In a technical review of a robot, which statement about Cartesian velocity should be accepted? (select the best answer)

A. the robot's stored program size B. the number of links C. the gripper's rated force D. The linear and/or angular rate of the end effector in a Cartesian frame

Check Answer

Correct Answer: D   |   Marks: 1

Explanation: Cartesian velocity describes tool motion in task space, typically as linear and angular components. In practice, this concept should be checked against the robot's operating envelope, task requirements and manufacturer specifications rather than treated as an isolated label.

Q61. A technician must explain Jacobian while commissioning a robot. Which interpretation is most technically sound?

A. A matrix mapping joint velocities to end-effector linear and angular velocity B. a matrix mapping payload to colour C. a table of tool prices D. a scalar describing only robot reach

Check Answer

Correct Answer: A   |   Marks: 1

Explanation: The Jacobian locally relates joint-rate vectors to Cartesian twist; its dimensions depend on the number of joints and task-space coordinates. In practice, this concept should be checked against the robot's operating envelope, task requirements and manufacturer specifications rather than treated as an isolated label.

Q62. Which option correctly identifies the function or significance of pseudoinverse in robotics? (select the best answer)

A. a direct inverse that always exists B. A generalized inverse used to obtain joint-rate solutions when a Jacobian is non-square or rank-deficient C. a matrix that removes all joint limits D. a scalar correction factor only

Check Answer

Correct Answer: B   |   Marks: 1

Explanation: The Moore–Penrose pseudoinverse provides a least-squares or minimum-norm solution, while damped variants can improve numerical behaviour near singularities. In practice, this concept should be checked against the robot's operating envelope, task requirements and manufacturer specifications rather than treated as an isolated label.

Q63. A robotics student is asked to distinguish differential kinematics from unrelated system features. Which answer is correct? (select the best answer)

A. a method for casting metal B. a procedure for choosing robot paint C. Using local velocity relationships to relate small changes in joint variables and pose D. a type of pneumatic seal

Check Answer

Correct Answer: C   |   Marks: 1

Explanation: Differential kinematics linearizes the pose mapping locally and is central to velocity control and numerical IK. In practice, this concept should be checked against the robot's operating envelope, task requirements and manufacturer specifications rather than treated as an isolated label.

Q64. Which statement would be the soundest basis for explaining Cartesian velocity to a new robotics engineer? (select the best answer)

A. the robot's stored program size B. the number of links C. the gripper's rated force D. The linear and/or angular rate of the end effector in a Cartesian frame

Check Answer

Correct Answer: D   |   Marks: 1

Explanation: Cartesian velocity describes tool motion in task space, typically as linear and angular components. In practice, this concept should be checked against the robot's operating envelope, task requirements and manufacturer specifications rather than treated as an isolated label.

Q65. In a technical review of a robot, which statement about frame consistency should be accepted? (select the best answer)

A. Expressing related velocity quantities in compatible coordinate frames B. using degrees in one equation and kilograms in another C. ignoring reference axes D. always setting every velocity to zero

Check Answer

Correct Answer: A   |   Marks: 1

Explanation: Velocity vectors and Jacobians depend on the frame convention; mixing frames leads to incorrect direction and sign results. In practice, this concept should be checked against the robot's operating envelope, task requirements and manufacturer specifications rather than treated as an isolated label.

Q66. A robot's sensing-to-command pipeline has measured latency 8 ms and a control period of 16 ms. Is the latency within one control period?

A. No, because latency must always be zero B. Yes, because 8 ms is less than or equal to 16 ms C. Yes, because latency is measured in seconds D. It cannot be compared without the robot's payload

Check Answer

Correct Answer: B   |   Marks: 1

Explanation: Compare the quantities in the same units: latency is 8 ms and the period is 16 ms. Since 8 ≤ 16, the latency fits within one nominal period. Meeting this comparison alone does not guarantee deterministic real-time behaviour.

Q67. A robot's sensing-to-command pipeline has measured latency 5 ms and a control period of 10 ms. Is the latency within one control period?

A. No, because latency must always be zero B. Yes, because latency is measured in seconds C. Yes, because 5 ms is less than or equal to 10 ms D. It cannot be compared without the robot's payload

Check Answer

Correct Answer: C   |   Marks: 1

Explanation: Compare the quantities in the same units: latency is 5 ms and the period is 10 ms. Since 5 ≤ 10, the latency fits within one nominal period. Meeting this comparison alone does not guarantee deterministic real-time behaviour.

Q68. A robot's sensing-to-command pipeline has measured latency 5 ms and a control period of 10 ms. Is the latency within one control period? (select the best answer)

A. No, because latency must always be zero B. Yes, because latency is measured in seconds C. It cannot be compared without the robot's payload D. Yes, because 5 ms is less than or equal to 10 ms

Check Answer

Correct Answer: D   |   Marks: 1

Explanation: Compare the quantities in the same units: latency is 5 ms and the period is 10 ms. Since 5 ≤ 10, the latency fits within one nominal period. Meeting this comparison alone does not guarantee deterministic real-time behaviour.

Q69. A robot's sensing-to-command pipeline has measured latency 15 ms and a control period of 25 ms. Is the latency within one control period?

A. Yes, because 15 ms is less than or equal to 25 ms B. No, because latency must always be zero C. Yes, because latency is measured in seconds D. It cannot be compared without the robot's payload

Check Answer

Correct Answer: A   |   Marks: 1

Explanation: Compare the quantities in the same units: latency is 15 ms and the period is 25 ms. Since 15 ≤ 25, the latency fits within one nominal period. Meeting this comparison alone does not guarantee deterministic real-time behaviour.

Q70. A robot's sensing-to-command pipeline has measured latency 15 ms and a control period of 25 ms. Is the latency within one control period? (select the best answer)

A. No, because latency must always be zero B. Yes, because 15 ms is less than or equal to 25 ms C. Yes, because latency is measured in seconds D. It cannot be compared without the robot's payload

Check Answer

Correct Answer: B   |   Marks: 1

Explanation: Compare the quantities in the same units: latency is 15 ms and the period is 25 ms. Since 15 ≤ 25, the latency fits within one nominal period. Meeting this comparison alone does not guarantee deterministic real-time behaviour.

Q71. A robot's sensing-to-command pipeline has measured latency 8 ms and a control period of 16 ms. Is the latency within one control period? (select the best answer)

A. No, because latency must always be zero B. Yes, because latency is measured in seconds C. Yes, because 8 ms is less than or equal to 16 ms D. It cannot be compared without the robot's payload

Check Answer

Correct Answer: C   |   Marks: 1

Explanation: Compare the quantities in the same units: latency is 8 ms and the period is 16 ms. Since 8 ≤ 16, the latency fits within one nominal period. Meeting this comparison alone does not guarantee deterministic real-time behaviour.

Q72. A robot's sensing-to-command pipeline has measured latency 25 ms and a control period of 30 ms. Is the latency within one control period?

A. No, because latency must always be zero B. Yes, because latency is measured in seconds C. It cannot be compared without the robot's payload D. Yes, because 25 ms is less than or equal to 30 ms

Check Answer

Correct Answer: D   |   Marks: 1

Explanation: Compare the quantities in the same units: latency is 25 ms and the period is 30 ms. Since 25 ≤ 30, the latency fits within one nominal period. Meeting this comparison alone does not guarantee deterministic real-time behaviour.

Q73. A robot's sensing-to-command pipeline has measured latency 12 ms and a control period of 20 ms. Is the latency within one control period?

A. Yes, because 12 ms is less than or equal to 20 ms B. No, because latency must always be zero C. Yes, because latency is measured in seconds D. It cannot be compared without the robot's payload

Check Answer

Correct Answer: A   |   Marks: 1

Explanation: Compare the quantities in the same units: latency is 12 ms and the period is 20 ms. Since 12 ≤ 20, the latency fits within one nominal period. Meeting this comparison alone does not guarantee deterministic real-time behaviour.

Q74. A robot's sensing-to-command pipeline has measured latency 5 ms and a control period of 10 ms. Is the latency within one control period? (select the best answer)

A. No, because latency must always be zero B. Yes, because 5 ms is less than or equal to 10 ms C. Yes, because latency is measured in seconds D. It cannot be compared without the robot's payload

Check Answer

Correct Answer: B   |   Marks: 1

Explanation: Compare the quantities in the same units: latency is 5 ms and the period is 10 ms. Since 5 ≤ 10, the latency fits within one nominal period. Meeting this comparison alone does not guarantee deterministic real-time behaviour.

Q75. A robot's sensing-to-command pipeline has measured latency 15 ms and a control period of 25 ms. Is the latency within one control period? (select the best answer)

A. No, because latency must always be zero B. Yes, because latency is measured in seconds C. Yes, because 15 ms is less than or equal to 25 ms D. It cannot be compared without the robot's payload

Check Answer

Correct Answer: C   |   Marks: 1

Explanation: Compare the quantities in the same units: latency is 15 ms and the period is 25 ms. Since 15 ≤ 25, the latency fits within one nominal period. Meeting this comparison alone does not guarantee deterministic real-time behaviour.

Q76. During a design review, an engineer must reason about Jacobian rather than rely on a memorized label. Which statement is defensible?

A. a matrix mapping payload to colour B. a table of tool prices C. a scalar describing only robot reach D. A matrix mapping joint velocities to end-effector linear and angular velocity

Check Answer

Correct Answer: D   |   Marks: 1

Explanation: The Jacobian locally relates joint-rate vectors to Cartesian twist; its dimensions depend on the number of joints and task-space coordinates. A rigorous engineering decision also considers modelling assumptions, coordinate conventions, uncertainty and safety constraints; a definition alone is not sufficient to validate an implementation.

Q77. Which option correctly identifies the function or significance of pseudoinverse in robotics? (select the best answer)

A. A generalized inverse used to obtain joint-rate solutions when a Jacobian is non-square or rank-deficient B. a direct inverse that always exists C. a matrix that removes all joint limits D. a scalar correction factor only

Check Answer

Correct Answer: A   |   Marks: 1

Explanation: The Moore–Penrose pseudoinverse provides a least-squares or minimum-norm solution, while damped variants can improve numerical behaviour near singularities. A rigorous engineering decision also considers modelling assumptions, coordinate conventions, uncertainty and safety constraints; a definition alone is not sufficient to validate an implementation.

Q78. A robotics student is asked to distinguish differential kinematics from unrelated system features. Which answer is correct? (select the best answer)

A. a method for casting metal B. Using local velocity relationships to relate small changes in joint variables and pose C. a procedure for choosing robot paint D. a type of pneumatic seal

Check Answer

Correct Answer: B   |   Marks: 1

Explanation: Differential kinematics linearizes the pose mapping locally and is central to velocity control and numerical IK. A rigorous engineering decision also considers modelling assumptions, coordinate conventions, uncertainty and safety constraints; a definition alone is not sufficient to validate an implementation.

Q79. Which statement would be the soundest basis for explaining Cartesian velocity to a new robotics engineer? (select the best answer)

A. the robot's stored program size B. the number of links C. The linear and/or angular rate of the end effector in a Cartesian frame D. the gripper's rated force

Check Answer

Correct Answer: C   |   Marks: 1

Explanation: Cartesian velocity describes tool motion in task space, typically as linear and angular components. A rigorous engineering decision also considers modelling assumptions, coordinate conventions, uncertainty and safety constraints; a definition alone is not sufficient to validate an implementation.

Q80. In a technical review of a robot, which statement about frame consistency should be accepted? (select the best answer)

A. using degrees in one equation and kilograms in another B. ignoring reference axes C. always setting every velocity to zero D. Expressing related velocity quantities in compatible coordinate frames

Check Answer

Correct Answer: D   |   Marks: 1

Explanation: Velocity vectors and Jacobians depend on the frame convention; mixing frames leads to incorrect direction and sign results. A rigorous engineering decision also considers modelling assumptions, coordinate conventions, uncertainty and safety constraints; a definition alone is not sufficient to validate an implementation.

Q81. During a design review, an engineer must reason about angular velocity rather than rely on a memorized label. Which statement is defensible?

A. The rate at which orientation changes, expressed as a vector in a defined frame B. the linear speed of a conveyor only C. the robot's payload per second D. the number of revolute joints

Check Answer

Correct Answer: A   |   Marks: 1

Explanation: Angular velocity represents instantaneous rotational motion; its frame and convention must be stated for correct calculations. A rigorous engineering decision also considers modelling assumptions, coordinate conventions, uncertainty and safety constraints; a definition alone is not sufficient to validate an implementation.

Q82. Which option correctly identifies the function or significance of differential kinematics in robotics? (select the best answer)

A. a method for casting metal B. Using local velocity relationships to relate small changes in joint variables and pose C. a procedure for choosing robot paint D. a type of pneumatic seal

Check Answer

Correct Answer: B   |   Marks: 1

Explanation: Differential kinematics linearizes the pose mapping locally and is central to velocity control and numerical IK. A rigorous engineering decision also considers modelling assumptions, coordinate conventions, uncertainty and safety constraints; a definition alone is not sufficient to validate an implementation.

Q83. A robotics student is asked to distinguish joint velocity from unrelated system features. Which answer is correct? (select the best answer)

A. the joint's maximum payload B. the distance between robot bases C. The rate of change of a joint variable D. the tool's mass

Check Answer

Correct Answer: C   |   Marks: 1

Explanation: Joint velocity is angular for revolute joints and linear for prismatic joints. A rigorous engineering decision also considers modelling assumptions, coordinate conventions, uncertainty and safety constraints; a definition alone is not sufficient to validate an implementation.

Q84. Which statement would be the soundest basis for explaining velocity control to a new robotics engineer? (select the best answer)

A. a control method that never uses sensors B. a method for changing link lengths physically C. a way to increase payload without limit D. Controlling joint or tool speed rather than commanding only a final position

Check Answer

Correct Answer: D   |   Marks: 1

Explanation: Velocity control is useful for tracking paths and responding to task-space commands, often using feedback. A rigorous engineering decision also considers modelling assumptions, coordinate conventions, uncertainty and safety constraints; a definition alone is not sufficient to validate an implementation.

Q85. In a technical review of a robot, which statement about angular velocity should be accepted? (select the best answer)

A. The rate at which orientation changes, expressed as a vector in a defined frame B. the linear speed of a conveyor only C. the robot's payload per second D. the number of revolute joints

Check Answer

Correct Answer: A   |   Marks: 1

Explanation: Angular velocity represents instantaneous rotational motion; its frame and convention must be stated for correct calculations. A rigorous engineering decision also considers modelling assumptions, coordinate conventions, uncertainty and safety constraints; a definition alone is not sufficient to validate an implementation.

Q86. A robot's sensing-to-command pipeline has measured latency 8 ms and a control period of 16 ms. Is the latency within one control period? (select the best answer)

A. No, because latency must always be zero B. Yes, because 8 ms is less than or equal to 16 ms C. Yes, because latency is measured in seconds D. It cannot be compared without the robot's payload

Check Answer

Correct Answer: B   |   Marks: 1

Explanation: Compare the quantities in the same units: latency is 8 ms and the period is 16 ms. Since 8 ≤ 16, the latency fits within one nominal period. Meeting this comparison alone does not guarantee deterministic real-time behaviour.

Q87. A robot's sensing-to-command pipeline has measured latency 15 ms and a control period of 25 ms. Is the latency within one control period? (select the best answer)

A. No, because latency must always be zero B. Yes, because latency is measured in seconds C. Yes, because 15 ms is less than or equal to 25 ms D. It cannot be compared without the robot's payload

Check Answer

Correct Answer: C   |   Marks: 1

Explanation: Compare the quantities in the same units: latency is 15 ms and the period is 25 ms. Since 15 ≤ 25, the latency fits within one nominal period. Meeting this comparison alone does not guarantee deterministic real-time behaviour.

Q88. A robot's sensing-to-command pipeline has measured latency 8 ms and a control period of 16 ms. Is the latency within one control period? (select the best answer)

A. No, because latency must always be zero B. Yes, because latency is measured in seconds C. It cannot be compared without the robot's payload D. Yes, because 8 ms is less than or equal to 16 ms

Check Answer

Correct Answer: D   |   Marks: 1

Explanation: Compare the quantities in the same units: latency is 8 ms and the period is 16 ms. Since 8 ≤ 16, the latency fits within one nominal period. Meeting this comparison alone does not guarantee deterministic real-time behaviour.

Q89. A robot's sensing-to-command pipeline has measured latency 25 ms and a control period of 30 ms. Is the latency within one control period? (select the best answer)

A. Yes, because 25 ms is less than or equal to 30 ms B. No, because latency must always be zero C. Yes, because latency is measured in seconds D. It cannot be compared without the robot's payload

Check Answer

Correct Answer: A   |   Marks: 1

Explanation: Compare the quantities in the same units: latency is 25 ms and the period is 30 ms. Since 25 ≤ 30, the latency fits within one nominal period. Meeting this comparison alone does not guarantee deterministic real-time behaviour.

Q90. A robot's sensing-to-command pipeline has measured latency 15 ms and a control period of 25 ms. Is the latency within one control period? (select the best answer)

A. No, because latency must always be zero B. Yes, because 15 ms is less than or equal to 25 ms C. Yes, because latency is measured in seconds D. It cannot be compared without the robot's payload

Check Answer

Correct Answer: B   |   Marks: 1

Explanation: Compare the quantities in the same units: latency is 15 ms and the period is 25 ms. Since 15 ≤ 25, the latency fits within one nominal period. Meeting this comparison alone does not guarantee deterministic real-time behaviour.

Q91. A robot's sensing-to-command pipeline has measured latency 8 ms and a control period of 16 ms. Is the latency within one control period? (select the best answer)

A. No, because latency must always be zero B. Yes, because latency is measured in seconds C. Yes, because 8 ms is less than or equal to 16 ms D. It cannot be compared without the robot's payload

Check Answer

Correct Answer: C   |   Marks: 1

Explanation: Compare the quantities in the same units: latency is 8 ms and the period is 16 ms. Since 8 ≤ 16, the latency fits within one nominal period. Meeting this comparison alone does not guarantee deterministic real-time behaviour.

Q92. A robot's sensing-to-command pipeline has measured latency 25 ms and a control period of 30 ms. Is the latency within one control period? (select the best answer)

A. No, because latency must always be zero B. Yes, because latency is measured in seconds C. It cannot be compared without the robot's payload D. Yes, because 25 ms is less than or equal to 30 ms

Check Answer

Correct Answer: D   |   Marks: 1

Explanation: Compare the quantities in the same units: latency is 25 ms and the period is 30 ms. Since 25 ≤ 30, the latency fits within one nominal period. Meeting this comparison alone does not guarantee deterministic real-time behaviour.

Q93. A robot's sensing-to-command pipeline has measured latency 25 ms and a control period of 30 ms. Is the latency within one control period? (select the best answer)

A. Yes, because 25 ms is less than or equal to 30 ms B. No, because latency must always be zero C. Yes, because latency is measured in seconds D. It cannot be compared without the robot's payload

Check Answer

Correct Answer: A   |   Marks: 1

Explanation: Compare the quantities in the same units: latency is 25 ms and the period is 30 ms. Since 25 ≤ 30, the latency fits within one nominal period. Meeting this comparison alone does not guarantee deterministic real-time behaviour.

Q94. A robot's sensing-to-command pipeline has measured latency 12 ms and a control period of 20 ms. Is the latency within one control period? (select the best answer)

A. No, because latency must always be zero B. Yes, because 12 ms is less than or equal to 20 ms C. Yes, because latency is measured in seconds D. It cannot be compared without the robot's payload

Check Answer

Correct Answer: B   |   Marks: 1

Explanation: Compare the quantities in the same units: latency is 12 ms and the period is 20 ms. Since 12 ≤ 20, the latency fits within one nominal period. Meeting this comparison alone does not guarantee deterministic real-time behaviour.

Q95. A robot's sensing-to-command pipeline has measured latency 8 ms and a control period of 16 ms. Is the latency within one control period? (select the best answer)

A. No, because latency must always be zero B. Yes, because latency is measured in seconds C. Yes, because 8 ms is less than or equal to 16 ms D. It cannot be compared without the robot's payload

Check Answer

Correct Answer: C   |   Marks: 1

Explanation: Compare the quantities in the same units: latency is 8 ms and the period is 16 ms. Since 8 ≤ 16, the latency fits within one nominal period. Meeting this comparison alone does not guarantee deterministic real-time behaviour.

Q96. A robot's sensing-to-command pipeline has measured latency 12 ms and a control period of 20 ms. Is the latency within one control period? (select the best answer)

A. No, because latency must always be zero B. Yes, because latency is measured in seconds C. It cannot be compared without the robot's payload D. Yes, because 12 ms is less than or equal to 20 ms

Check Answer

Correct Answer: D   |   Marks: 1

Explanation: Compare the quantities in the same units: latency is 12 ms and the period is 20 ms. Since 12 ≤ 20, the latency fits within one nominal period. Meeting this comparison alone does not guarantee deterministic real-time behaviour.

Q97. A robot's sensing-to-command pipeline has measured latency 15 ms and a control period of 25 ms. Is the latency within one control period? (select the best answer)

A. Yes, because 15 ms is less than or equal to 25 ms B. No, because latency must always be zero C. Yes, because latency is measured in seconds D. It cannot be compared without the robot's payload

Check Answer

Correct Answer: A   |   Marks: 1

Explanation: Compare the quantities in the same units: latency is 15 ms and the period is 25 ms. Since 15 ≤ 25, the latency fits within one nominal period. Meeting this comparison alone does not guarantee deterministic real-time behaviour.

Q98. A robot's sensing-to-command pipeline has measured latency 12 ms and a control period of 20 ms. Is the latency within one control period? (select the best answer)

A. No, because latency must always be zero B. Yes, because 12 ms is less than or equal to 20 ms C. Yes, because latency is measured in seconds D. It cannot be compared without the robot's payload

Check Answer

Correct Answer: B   |   Marks: 1

Explanation: Compare the quantities in the same units: latency is 12 ms and the period is 20 ms. Since 12 ≤ 20, the latency fits within one nominal period. Meeting this comparison alone does not guarantee deterministic real-time behaviour.

Q99. A robot's sensing-to-command pipeline has measured latency 5 ms and a control period of 10 ms. Is the latency within one control period? (select the best answer)

A. No, because latency must always be zero B. Yes, because latency is measured in seconds C. Yes, because 5 ms is less than or equal to 10 ms D. It cannot be compared without the robot's payload

Check Answer

Correct Answer: C   |   Marks: 1

Explanation: Compare the quantities in the same units: latency is 5 ms and the period is 10 ms. Since 5 ≤ 10, the latency fits within one nominal period. Meeting this comparison alone does not guarantee deterministic real-time behaviour.

Q100. A robot's sensing-to-command pipeline has measured latency 8 ms and a control period of 16 ms. Is the latency within one control period? (select the best answer)

A. No, because latency must always be zero B. Yes, because latency is measured in seconds C. It cannot be compared without the robot's payload D. Yes, because 8 ms is less than or equal to 16 ms

Check Answer

Correct Answer: D   |   Marks: 1

Explanation: Compare the quantities in the same units: latency is 8 ms and the period is 16 ms. Since 8 ≤ 16, the latency fits within one nominal period. Meeting this comparison alone does not guarantee deterministic real-time behaviour.