1. What is the key difference between hard and soft real-time systems?
(A) Deadline strictness
(B) Programming language
(C) Memory size
(D) Hardware cost
2. Missing a deadline in a hard real-time system may result in:
(A) Reduced quality
(B) Task rescheduling
(C) System failure
(D) Minor delay
3. Which of the following is an example of a soft real-time system?
(A) Airbag control system
(B) Video streaming system
(C) Missile guidance system
(D) Pacemaker
4. In which system is missing a deadline unacceptable?
(A) Soft real-time system
(B) Interactive system
(C) Hard real-time system
(D) Multimedia system
5. Which real-time system can tolerate occasional deadline misses?
(A) Hard real-time
(B) Safety-critical
(C) Soft real-time
(D) Embedded control
6. The output of a soft real-time system after a missed deadline is:
(A) Catastrophic
(B) Still useful but degraded
(C) Completely useless
(D) Not generated
7. In hard real-time systems, correctness depends on:
(A) Logical output only
(B) Execution speed only
(C) Logical result and timing
(D) User response
8. Which application best represents a hard real-time system?
(A) Online gaming
(B) Flight control system
(C) Stock trading platform
(D) Video conferencing
9. What happens if a soft real-time system misses many deadlines?
(A) System crashes
(B) Hardware failure
(C) Performance degrades
(D) Data corruption
10. Which type of real-time system is more flexible?
(A) Hard real-time
(B) Firm real-time
(C) Safety-critical
(D) Soft real-time
11. Hard real-time systems are mostly used in:
(A) Entertainment applications
(B) Office automation
(C) Safety-critical applications
(D) Social media platforms
12. Soft real-time systems prioritize:
(A) Strict deadlines
(B) Cost reduction
(C) Best-effort performance
(D) Hardware reliability
13. Which system requires guaranteed response times?
(A) Batch processing system
(B) Soft real-time system
(C) Hard real-time system
(D) Online system
14. Deadline miss in which system results in reduced quality, not failure?
(A) Hard real-time
(B) Embedded control
(C) Soft real-time
(D) Mission-critical
15. Which system is used in multimedia playback?
(A) Hard real-time
(B) Soft real-time
(C) Safety real-time
(D) Critical real-time
16. Hard real-time systems usually require:
(A) Cloud connectivity
(B) High storage
(C) User interaction
(D) Predictable timing
17. Which system allows occasional performance degradation?
(A) Hard real-time
(B) Soft real-time
(C) Safety-critical
(D) Control system
18. Missing a deadline in a hard real-time system means the result is:
(A) Delayed
(B) Improved
(C) Useless
(D) Acceptable
19. Which real-time system focuses more on quality of service?
(A) Hard real-time
(B) Safety-critical
(C) Soft real-time
(D) Embedded system
20. Which statement is TRUE about hard real-time systems?
(A) Deadlines are flexible
(B) Results after deadlines are acceptable
(C) Used mainly in entertainment
(D) Deadlines must always be met