Multi-Robot Systems MCQs

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1. What is the primary advantage of using multi-robot systems? a) Reduced hardware cost b) Increased computational complexity c) Improved coverage and robustness d) Simplified software development Answer: c) Improved coverage and robustness 2. Which of the following is a common application of multi-robot systems? a) Image processing b) Single robot navigation c) Search and rescue operations d) Basic arithmetic calculations Answer: c) Search and rescue operations 3. In multi-robot systems, what is “swarming”? a) Robots working independently b) Robots following a pre-defined path c) Coordination of multiple robots to achieve a goal d) Robots operating in isolation Answer: c) Coordination of multiple robots to achieve a goal 4. Which algorithm is commonly used for robot formation and coordination in multi-robot systems? a) Kalman Filter b) A* Algorithm c) Flocking Algorithm d) Dijkstra’s Algorithm Answer: c) Flocking Algorithm 5. What is the main challenge in multi-robot coordination? a) High battery consumption b) Communication and synchronization among robots c) Limited sensor range d) Low processing power Answer: b) Communication and synchronization among robots 6. What type of communication is often used in multi-robot systems? a) Wired communication only b) Satellite communication c) Wireless communication d) Infrared communication Answer: c) Wireless communication 7. Which strategy helps in avoiding collisions among robots in a multi-robot system? a) Random movement b) Centralized control c) Decentralized control with local avoidance d) Fixed paths Answer: c) Decentralized control with local avoidance 8. In multi-robot systems, what does “decentralized control” refer to? a) A single robot controlling the entire system b) Robots making decisions based on local information c) Robots being controlled remotely from a central location d) Centralized communication with external systems Answer: b) Robots making decisions based on local information 9. What is the purpose of the “consensus algorithm” in multi-robot systems? a) To synchronize robot movements b) To ensure all robots have the same information or state c) To calculate optimal paths d) To manage battery power Answer: b) To ensure all robots have the same information or state 10. Which of the following is a common method for robot localization in multi-robot systems? a) GPS only b) Inertial navigation only c) Simultaneous Localization and Mapping (SLAM) d) Manual input Answer: c) Simultaneous Localization and Mapping (SLAM) 11. What is “formation control” in multi-robot systems? a) Robots moving in a random pattern b) Robots maintaining a specific geometric arrangement c) Robots following a single leader robot d) Robots avoiding each other Answer: b) Robots maintaining a specific geometric arrangement 12. Which problem is associated with multi-robot path planning? a) Limited communication range b) Path optimization in dynamic environments c) High computational cost for individual robots d) Low energy consumption Answer: b) Path optimization in dynamic environments 13. In multi-robot systems, what is “task allocation”? a) Assigning tasks to a single robot b) Distributing tasks among multiple robots c) Randomly assigning tasks d) Ignoring task assignment Answer: b) Distributing tasks among multiple robots 14. Which technique is used for effective exploration in multi-robot systems? a) Predefined routes b) Random walk c) Coverage algorithms d) Fixed point navigation Answer: c) Coverage algorithms 15. What does the term “redundancy” refer to in multi-robot systems? a) Excess robots that are not used b) Backup robots for reliability c) Robots operating with the same sensors d) Robots duplicating tasks unnecessarily Answer: b) Backup robots for reliability 16. Which of the following is a key feature of multi-robot systems for surveillance? a) Real-time data sharing b) Single robot operation c) Long battery life d) Simple path planning Answer: a) Real-time data sharing 17. What role does “feedback control” play in multi-robot systems? a) It improves robot navigation accuracy b) It reduces communication between robots c) It simplifies task assignment d) It limits the number of robots Answer: a) It improves robot navigation accuracy 18. Which protocol is commonly used for communication in multi-robot systems? a) HTTP b) TCP/IP c) FTP d) SMTP Answer: b) TCP/IP 19. What is “coverage path planning” in the context of multi-robot systems? a) Planning the path of a single robot b) Ensuring multiple robots cover an area efficiently c) Determining the best communication protocol d) Setting up robot charging stations Answer: b) Ensuring multiple robots cover an area efficiently 20. In multi-robot systems, what is “robot coordination”? a) Managing a single robot’s movement b) Ensuring multiple robots work together effectively c) Operating robots in isolation d) Running robots on different frequencies Answer: b) Ensuring multiple robots work together effectively 21. Which method is used for distributed multi-robot coordination? a) Centralized decision-making b) Global positioning c) Local decision-making d) Manual control Answer: c) Local decision-making 22. What does “robot collaboration” involve? a) Robots operating independently b) Robots sharing tasks and information to achieve a common goal c) Robots avoiding each other d) Robots following a strict hierarchy Answer: b) Robots sharing tasks and information to achieve a common goal 23. What is a “leader-follower” strategy in multi-robot systems? a) All robots operate independently b) One robot directs others while the rest follow c) Robots take turns leading and following d) No communication between robots Answer: b) One robot directs others while the rest follow 24. Which technique is used for efficient energy management in multi-robot systems? a) Fixed charging stations b) Dynamic energy allocation c) Manual battery replacement d) Increasing robot speed Answer: b) Dynamic energy allocation 25. What is “self-organization” in multi-robot systems? a) Robots configuring themselves without external control b) Robots following a predetermined path c) Robots only operating based on manual instructions d) Robots only using pre-set algorithms Answer: a) Robots configuring themselves without external control 26. Which of the following is essential for multi-robot exploration tasks? a) Fixed paths b) Adaptive algorithms c) Manual navigation d) Single robot operation Answer: b) Adaptive algorithms 27. In multi-robot systems, what is “environmental mapping”? a) Mapping a single robot’s surroundings b) Creating a map of the environment using multiple robots c) Identifying robot positions d) Analyzing robot performance Answer: b) Creating a map of the environment using multiple robots 28. Which algorithm is often used for robot path planning in multi-robot systems? a) Genetic Algorithm b) Particle Swarm Optimization c) Simulated Annealing d) A* Algorithm Answer: d) A Algorithm* 29. What is “resource allocation” in multi-robot systems? a) Distributing tasks to robots b) Managing robot energy and resources c) Allocating communication bandwidth d) Assigning sensors to robots Answer: b) Managing robot energy and resources 30. What does “robustness” refer to in the context of multi-robot systems? a) Ability to withstand hardware failures b) Reliability in complex environments c) High speed of operation d) Simple communication protocols Answer: b) Reliability in complex environments 31. What is a “coverage algorithm” used for in multi-robot systems? a) Pathfinding b) Ensuring complete area coverage c) Collision avoidance d) Task allocation Answer: b) Ensuring complete area coverage 32. Which of the following is a typical challenge in multi-robot navigation? a) Single robot movement b) Environmental changes c) High cost of hardware d) Simple control algorithms Answer: b) Environmental changes 33. What does “task partitioning” involve in multi-robot systems? a) Dividing tasks among multiple robots b) Assigning a single task to multiple robots c) Ignoring task distribution d) Centralized task management Answer: a) Dividing tasks among multiple robots 34. In multi-robot systems, what is “communication efficiency”? a) Number of communication channels b) Speed of communication between robots c) Amount of data exchanged between robots d) Accuracy of sensors Answer: b) Speed of communication between robots 35. Which of the following is important for ensuring safety in multi-robot systems? a) Redundant sensors b) Manual monitoring c) Collision avoidance algorithms d) Fixed operation paths Answer: c) Collision avoidance algorithms 36. What is the goal of “multi-robot exploration”? a) To cover an area efficiently b) To minimize robot movement c) To reduce communication complexity d) To simplify robot design Answer: a) To cover an area efficiently 37. What role does “localization” play in multi-robot systems? a) Identifying global positioning systems b) Determining robot positions within an environment c) Mapping external areas d) Managing robot communication Answer: b) Determining robot positions within an environment 38. In multi-robot systems, what is “task synchronization”? a) Coordinating tasks among multiple robots b) Performing tasks independently c) Ignoring task deadlines d) Centralized task execution Answer: a) Coordinating tasks among multiple robots 39. What does “dynamic coordination” refer to in multi-robot systems? a) Fixed task allocation b) Robots adapting to changing conditions c) Manual reconfiguration d) Predefined robot movements Answer: b) Robots adapting to changing conditions 40. Which approach is often used for “adaptive coordination” in multi-robot systems? a) Pre-programmed paths b) Static control algorithms c) Real-time feedback and adjustment d) Manual control adjustments Answer: c) Real-time feedback and adjustment 41. What is the benefit of “redundant robots” in a multi-robot system? a) Increased computational power b) Improved system reliability and fault tolerance c) Reduced energy consumption d) Simplified communication protocols Answer: b) Improved system reliability and fault tolerance 42. Which of the following is used for “robot team formation”? a) Fixed leader-following strategy b) Random assignment c) Dynamic role assignment based on tasks d) Manual robot grouping Answer: c) Dynamic role assignment based on tasks 43. What is “sensor fusion” in multi-robot systems? a) Combining data from multiple sensors on a single robot b) Sharing sensor data between robots c) Reducing the number of sensors used d) Simplifying sensor hardware Answer: b) Sharing sensor data between robots 44. Which method is used to achieve “cooperative behavior” in multi-robot systems? a) Independent robot actions b) Centralized control c) Collaborative task execution d) Static programming Answer: c) Collaborative task execution 45. What is “path planning” used for in multi-robot systems? a) Determining robot locations b) Designing robot movement trajectories c) Allocating communication resources d) Managing robot hardware Answer: b) Designing robot movement trajectories 46. Which technique helps in “dynamic obstacle avoidance” in multi-robot systems? a) Fixed route planning b) Static obstacle mapping c) Real-time obstacle detection and avoidance d) Manual navigation adjustments Answer: c) Real-time obstacle detection and avoidance 47. What is the significance of “robot perception” in multi-robot systems? a) Mapping robot paths b) Understanding the environment through sensors c) Allocating tasks d) Reducing computational load Answer: b) Understanding the environment through sensors 48. What does “multi-agent coordination” involve in multi-robot systems? a) Managing single robot operations b) Ensuring multiple robots work together harmoniously c) Ignoring robot interactions d) Centralized control Answer: b) Ensuring multiple robots work together harmoniously 49. What is the purpose of “robustness” in multi-robot systems? a) Enhancing sensor accuracy b) Improving system resilience to failures and uncertainties c) Increasing robot speed d) Simplifying software development Answer: b) Improving system resilience to failures and uncertainties 50. What is a “mission planner” in multi-robot systems? a) A system that schedules robot maintenance b) A tool for assigning and scheduling tasks for robots c) A communication protocol d) A hardware component Answer: b) A tool for assigning and scheduling tasks for robots 51. Which of the following is an example of a “cooperative multi-robot task”? a) Single robot pathfinding b) Coordinated object manipulation c) Individual robot surveillance d) Isolated data collection Answer: b) Coordinated object manipulation 52. What is “real-time data sharing” used for in multi-robot systems? a) Updating robot firmware b) Synchronizing information among robots during operation c) Enhancing robot hardware d) Reducing communication costs Answer: b) Synchronizing information among robots during operation 53. Which algorithm is used for “multi-robot exploration and coverage”? a) Particle Filter b) Genetic Algorithm c) Voronoi Diagram d) A* Algorithm Answer: c) Voronoi Diagram 54. What does “robot localization” help to determine? a) Robot’s battery level b) Robot’s precise location in an environment c) Robot’s communication range d) Robot’s software version Answer: b) Robot’s precise location in an environment 55. What is a key advantage of using “decentralized control” in multi-robot systems? a) Simplified communication b) Reduced risk of single point of failure c) Increased robot speed d) Lower energy consumption Answer: b) Reduced risk of single point of failure 56. What does “robot formation” refer to in multi-robot systems? a) Robots maintaining a specific spatial arrangement b) Robots operating independently c) Robots following a fixed path d) Robots avoiding each other Answer: a) Robots maintaining a specific spatial arrangement 57. What is “task allocation” crucial for in multi-robot systems? a) Efficiently distributing tasks among robots b) Maximizing individual robot performance c) Reducing communication frequency d) Simplifying control algorithms Answer: a) Efficiently distributing tasks among robots 58. Which of the following is a challenge in “multi-robot path planning”? a) Fixed environment conditions b) Single robot trajectory optimization c) Coordinating paths in dynamic environments d) Simple control algorithms Answer: c) Coordinating paths in dynamic environments 59. What is “dynamic role assignment” used for in multi-robot systems? a) Assigning fixed roles to robots b) Adapting roles based on task requirements and robot status c) Eliminating role changes d) Simplifying task distribution Answer: b) Adapting roles based on task requirements and robot status 60. Which concept involves robots working together to perform complex tasks? a) Independent operation b) Collaborative behavior c) Isolated tasks d) Fixed task execution Answer: b) Collaborative behavior 61. What is “formation control” aimed at achieving? a) Random robot movement b) Specific geometric arrangements of robots c) Simple collision avoidance d) Centralized task execution Answer: b) Specific geometric arrangements of robots 62. What is the benefit of “collaborative mapping” in multi-robot systems? a) Simplified robot design b) Enhanced environmental coverage and data accuracy c) Reduced sensor requirements d) Lower computational load Answer: b) Enhanced environmental coverage and data accuracy 63. In multi-robot systems, what is “real-time feedback”? a) Delayed updates on robot status b) Instantaneous updates and adjustments based on current conditions c) Periodic performance reviews d) Fixed program execution Answer: b) Instantaneous updates and adjustments based on current conditions 64. What does “sensor data fusion” enable in multi-robot systems? a) Combining sensor data from different robots for improved accuracy b) Reducing the number of sensors used c) Isolating sensor data from each robot d) Standardizing robot hardware Answer: a) Combining sensor data from different robots for improved accuracy 65. What is the significance of “pathfinding algorithms” in multi-robot systems? a) Managing robot communication b) Optimizing robot movement trajectories and routes c) Allocating resources d) Synchronizing tasks Answer: b) Optimizing robot movement trajectories and routes 66. What does “robust system design” aim to ensure in multi-robot systems? a) High-speed operation b) Reliability and fault tolerance under varying conditions c) Simplified communication protocols d) Reduced robot numbers Answer: b) Reliability and fault tolerance under varying conditions 67. What is a “leader-following strategy” used for in multi-robot systems? a) Coordinating multiple robots to follow a single leader robot b) Allowing robots to operate completely independently c) Ensuring all robots have the same role d) Isolating robots from each other Answer: a) Coordinating multiple robots to follow a single leader robot 68. What is the primary goal of “coverage algorithms” in multi-robot systems? a) Optimizing robot speed b) Ensuring full area coverage with multiple robots c) Reducing communication latency d) Simplifying control commands Answer: b) Ensuring full area coverage with multiple robots 69. What does “task distribution” in multi-robot systems involve? a) Assigning tasks to a single robot b) Equally dividing tasks among multiple robots c) Distributing tasks based on individual robot capabilities d) Ignoring task requirements Answer: c) Distributing tasks based on individual robot capabilities 70. What is a key feature of “dynamic coordination” in multi-robot systems? a) Fixed task assignments b) Adapting to real-time changes and conditions c) Pre-programmed behaviors d) Centralized control Answer: b) Adapting to real-time changes and conditions

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