Fault-tolerant Scheduling – Real-time Systems MCQs

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1. What is the main goal of fault-tolerant scheduling in real-time systems?



2. Fault-tolerant scheduling primarily addresses:



3. Which method can improve fault tolerance in real-time scheduling?



4. Primary-backup scheduling involves:



5. Which type of fault is transient and can be tolerated using retries?



6. Permanent faults in real-time systems require:



7. Checkpointing in fault-tolerant systems is used to:



8. Which strategy improves scheduling reliability in multiprocessor real-time systems?



9. Voting-based techniques in fault-tolerant systems help:



10. Which scheduling approach minimizes missed deadlines under faults?



11. In primary-backup scheduling, the backup is typically:



12. Recovery blocks in fault-tolerant scheduling:



13. Which problem can fault-tolerant scheduling mitigate?



14. Redundant execution increases:



15. Active replication differs from primary-backup replication in that:



16. Task checkpoint intervals must be chosen carefully to:



17. Fault-tolerant scheduling is critical in which type of real-time systems?



18. Which method is used to detect errors during task execution?



19. The main challenge in fault-tolerant scheduling is:



20. The main advantage of fault-tolerant scheduling in real-time systems is:



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