Robotics Control Systems – Real-time Systems MCQs 50 min Score: 0 Attempted: 0/50 Subscribe 1. What is the primary objective of a robotics control system? (A) To store sensor data (B) To design mechanical parts (C) To control robot motion accurately (D) To reduce manufacturing cost 2. Which controller is most commonly used in industrial robots? (A) Fuzzy controller (B) PID controller (C) Neural controller (D) Adaptive controller 3. In robotics, feedback is mainly used to: (A) Increase speed (B) Reduce power consumption (C) Correct errors in motion (D) Increase payload 4. Which sensor provides information about joint position? (A) Force sensor (B) Accelerometer (C) Gyroscope (D) Encoder 5. Real-time constraints in robotics ensure: (A) Low hardware cost (B) Accurate graphical output (C) Timely response to events (D) Minimal software size 6. Which type of control uses mathematical models of the robot? (A) Open-loop control (B) Intelligent control (C) Model-based control (D) Manual control 7. In open-loop control systems, feedback is: (A) Mandatory (B) Not used (C) Delayed (D) Partially used 8. Which real-time operating system feature is critical for robotics control? (A) Determinism (B) Multitasking (C) Virtual memory (D) File compression 9. Trajectory planning in robots refers to: (A) Selecting sensors (B) Designing hardware (C) Defining motion paths (D) Error detection 10. Which controller minimizes steady-state error? (A) Proportional (B) Derivative (C) Integral (D) Feedforward 11. A real-time robotics system failure can be categorized as: (A) Timing failure (B) Logical failure (C) Hardware failure (D) Mechanical failure 12. Which logic is commonly used to specify timing constraints in robotic systems? (A) Boolean logic (B) First-order logic (C) Fuzzy logic (D) Temporal logic 13. Which control strategy adapts parameters during operation? (A) Adaptive control (B) Fixed control (C) Open-loop control (D) Manual control 14. The sampling rate in robotic control should be: (A) Random (B) As low as possible (C) Independent of system behavior (D) High enough for system dynamics 15. Which component executes control algorithms in robots? (A) Actuator (B) Sensor (C) End-effector (D) Controller 16. Deadlines in robotics control systems are usually: (A) Hard (B) Soft (C) Optional (D) Undefined 17. Which actuator converts electrical signals into mechanical motion? (A) Sensor (B) Encoder (C) Controller (D) Motor 18. Stability in a robotics control system means: (A) Bounded output for bounded input (B) Constant speed (C) No vibration (D) Zero error 19. Which control loop operates fastest in a robot? (A) Planning loop (B) Feedback control loop (C) User interface loop (D) Monitoring loop 20. Real-time scheduling in robotics prioritizes tasks based on: (A) Deadlines (B) Execution time (C) Memory usage (D) Task size 21. Which sensor detects external forces acting on a robot? (A) Position sensor (B) Vision sensor (C) Force-torque sensor (D) Temperature sensor 22. Which control method is suitable for uncertain environments? (A) Fuzzy control (B) Classical control (C) Open-loop control (D) Feedforward control 23. The main role of an end-effector is to: (A) Control the robot (B) Interact with objects (C) Sense the environment (D) Provide feedback 24. Which real-time fault is most critical in robotics? (A) Memory leak (B) Data overflow (C) Missed deadline (D) Syntax error 25. Which kinematics describes motion without considering forces? (A) Forward kinematics (B) Dynamic kinematics (C) Inverse dynamics (D) Static control 26. Which control approach uses learning from experience? (A) PID control (B) Neural network control (C) Adaptive control (D) Open-loop control 27. Real-time communication in robotics must be: (A) Best-effort (B) Deterministic (C) Asynchronous only (D) Wireless only 28. Which factor most affects control loop delay? (A) CPU speed (B) Network latency (C) Scheduling policy (D) All of the above 29. Which model represents robot dynamics using differential equations? (A) Dynamic model (B) Kinematic model (C) Logical model (D) Behavioral model 30. In robotics, jitter refers to: (A) Mechanical vibration (B) Power fluctuation (C) Sensor noise (D) Timing variation 31. Which standard is widely used for industrial robot safety? (A) CAN (B) IEEE 802.11 (C) POSIX (D) ISO 10218 32. Which bus is commonly used for real-time robot communication? (A) USB (B) Ethernet (C) HDMI (D) CAN bus 33. Which control loop directly affects robot accuracy? (A) Planning loop (B) User loop (C) Inner feedback loop (D) Logging loop 34. Which algorithm ensures optimal control performance? (A) Greedy algorithm (B) LQR (C) Round-robin (D) FIFO 35. What happens if a hard deadline is missed in robotics? (A) Reduced performance (B) System failure (C) Warning message (D) Delayed execution 36. Which technique verifies correctness of control logic? (A) Simulation (B) Debugging (C) Formal verification (D) Prototyping 37. Which sensor is essential for robot vision? (A) Infrared sensor (B) Camera (C) Ultrasonic sensor (D) Touch sensor 38. Which control method predicts future system behavior? (A) Reactive control (B) Manual control (C) Open-loop control (D) Predictive control 39. Real-time robotic systems are best described as: (A) Batch systems (B) Event-driven (C) Offline systems (D) Non-deterministic 40. Which parameter affects robot responsiveness most? (A) Payload (B) Size (C) Color (D) Control frequency 41. Which scheduling algorithm is optimal for periodic control tasks? (A) FCFS (B) Lottery scheduling (C) Round-robin (D) EDF 42. Which control ensures smooth motion transitions? (A) Bang-bang control (B) Trajectory control (C) On-off control (D) Open-loop control 43. Which component applies torque to robot joints? (A) Actuator (B) Encoder (C) Sensor (D) Controller 44. Inverse kinematics is used to compute: (A) End-effector force (B) Joint angles from end-effector position (C) Control delay (D) Sensor noise 45. Which issue is most dangerous in collaborative robots? (A) Human-robot collision (B) Timing violation (C) Power loss (D) Data corruption 46. Which control strategy is simplest to implement? (A) Adaptive control (B) Neural control (C) Predictive control (D) Open-loop control 47. Which real-time property guarantees task completion before deadline? (A) Schedulability (B) Liveness (C) Fairness (D) Scalability 48. Which environment requires the highest reliability in robotic control? (A) Gaming robots (B) Medical robots (C) Educational robots (D) Toy robots 49. Which method helps detect faults during robot operation? (A) Offline testing (B) Fault monitoring (C) Manual inspection (D) Hardware replacement 50. The main goal of real-time robotics control is to ensure: (A) High graphics quality (B) Low cost (C) Maximum memory usage (D) Correct and timely behavior Related Posts:Robotics MCQs Artificial IntelligenceRobotics and Automation — MCQs – EEFundamentals of Robotics — MCQs – EEIndustrial Automation and Robotics Applications — MCQs – EEHardwired Control vs Microprogrammed Control MCQsArtificial Intelligence and Robotics Research Topics for MS PhD