Fault Analysis MCQs

1. What is the primary goal of fault analysis?
A) To identify and correct faults in a system
B) To improve system performance
C) To document system weaknesses
D) To audit system design
Answer: A

2. Which of the following is not a common type of system fault?
A) Hardware fault
B) Software fault
C) Human fault
D) Language fault
Answer: D

3. Which fault occurs when two signals cross each other and affect the system operation?
A) Crosstalk fault
B) Voltage fault
C) Timing fault
D) Logic fault
Answer: A

4. Which technique involves testing individual hardware or software components separately to detect faults?
A) Integration testing
B) Unit testing
C) Regression testing
D) System testing
Answer: B

5. Which of the following is a step in fault tree analysis?
A) Fault propagation
B) Fault isolation
C) Fault injection
D) Fault correction
Answer: B

6. Which fault occurs when the actual output of a system differs from the expected output?
A) Timing fault
B) Logic fault
C) Output fault
D) Performance fault
Answer: C

7. Which technique involves simulating system failures to observe their impact?
A) Fault injection
B) Fault isolation
C) Fault detection
D) Fault correction
Answer: A

8. In software fault analysis, what is the purpose of fault injection?
A) To introduce faults intentionally
B) To isolate faults
C) To correct faults automatically
D) To detect faults in third-party software
Answer: A

9. Which fault is caused by improper design or coding in a software application?
A) Syntax fault
B) Logic fault
C) Documentation fault
D) Platform fault
Answer: B

10. What is a common method to mitigate hardware faults?
A) Code review
B) Regular backups
C) Error-correcting codes
D) Version control
Answer: C

11. What type of fault occurs due to an error in the design phase of a system?
A) Design fault
B) Implementation fault
C) System fault
D) Integration fault
Answer: A

12. Which of the following is a technique used to localize faults in a system?
A) Fault isolation
B) Fault propagation
C) Fault detection
D) Fault correction
Answer: A

13. Which fault occurs when a system fails to handle a specific scenario?
A) Scenario fault
B) Corner case fault
C) Use case fault
D) Failure mode fault
Answer: B

14. Which type of fault occurs due to incorrect data input?
A) Input fault
B) Output fault
C) User fault
D) Data fault
Answer: A

15. Which of the following is a technique used to analyze and predict potential faults?
A) Fault modeling
B) Fault simulation
C) Fault identification
D) Fault classification
Answer: A

16. Which fault is typically addressed during the debugging phase of software development?
A) Syntax fault
B) Design fault
C) Integration fault
D) Performance fault
Answer: A

17. Which technique involves monitoring system behavior to detect faults?
A) Fault injection
B) Fault detection
C) Fault isolation
D) Fault correction
Answer: B

18. Which fault is caused by incorrect assumptions about system behavior?
A) Assumption fault
B) Model fault
C) Interface fault
D) Specification fault
Answer: D

19. Which technique involves examining system logs and error messages to identify faults?
A) Fault tracing
B) Fault monitoring
C) Fault logging
D) Fault auditing
Answer: A

20. What is the primary purpose of fault tolerance mechanisms in systems?
A) To prevent faults from occurring
B) To detect faults early
C) To recover from faults gracefully
D) To ignore faults temporarily
Answer: C

21. Which fault analysis technique focuses on predicting potential future faults based on historical data?
A) Fault forecasting
B) Fault prediction
C) Fault projection
D) Fault estimation
Answer: B

22. Which type of fault occurs when a software application crashes unexpectedly?
A) Crash fault
B) Failure fault
C) Runtime fault
D) Execution fault
Answer: C

23. Which fault occurs due to incorrect interaction between different system components?
A) Interface fault
B) Communication fault
C) Connection fault
D) Integration fault
Answer: A

24. Which of the following is a technique used to verify system behavior under stress conditions?
A) Fault overload testing
B) Fault resilience testing
C) Fault endurance testing
D) Fault stress testing
Answer: D

25. Which fault analysis technique involves simulating potential faults in a controlled environment?
A) Fault simulation
B) Fault emulation
C) Fault replication
D) Fault validation
Answer: A

26. Which fault occurs due to a mistake in system documentation or user manuals?
A) Documentation fault
B) User fault
C) Training fault
D) Instruction fault
Answer: A

27. Which technique involves analyzing the impact of a fault on system performance?
A) Fault analysis
B) Fault profiling
C) Fault benchmarking
D) Fault evaluation
Answer: B

28. Which fault analysis technique involves creating a model of the system to simulate potential faults?
A) Fault modeling
B) Fault simulation
C) Fault emulation
D) Fault prediction
Answer: A

29. Which fault occurs due to a mistake in the system configuration settings?
A) Configuration fault
B) Setup fault
C) Installation fault
D) Environment fault
Answer: A

30. Which technique involves assessing the severity and consequences of a fault?
A) Fault severity analysis
B) Fault impact analysis
C) Fault risk analysis
D) Fault consequence analysis
Answer: B

31. Which fault occurs due to incorrect system behavior under specific conditions?
A) Condition fault
B) State fault
C) Configuration fault
D) Requirement fault
Answer: A

32. Which fault analysis technique involves tracing the origin and propagation of a fault within a system?
A) Fault tracking
B) Fault mapping
C) Fault lineage
D) Fault archaeology
Answer: A

33. Which fault occurs when the system fails to handle a high load or traffic volume?
A) Load fault
B) Stress fault
C) Capacity fault
D) Performance fault
Answer: C

34. Which technique involves using fault injection to test system resilience?
A) Fault resilience testing
B) Fault robustness testing
C) Fault endurance testing
D) Fault strength testing
Answer: A

35. Which fault analysis technique involves creating a replica of the system to observe fault behavior?
A) Fault emulation
B) Fault simulation
C) Fault mirroring
D) Fault duplication
Answer: A

36. Which fault occurs due to a mismatch between expected and actual system behavior?
A) Behavior fault
B) Execution fault
C) Expectation fault
D) Performance fault
Answer: A

37. Which technique involves analyzing system vulnerabilities to predict potential faults?
A) Fault vulnerability assessment
B) Fault susceptibility analysis
C) Fault anticipation
D) Fault prediction
Answer: B

38. Which fault occurs due to improper system installation or setup?
A) Setup fault
B) Installation fault
C) Configuration fault
D) Deployment fault
Answer: B

39. Which technique involves intentionally inducing faults to assess system resilience?
A) Fault stress testing
B) Fault robustness testing
C) Fault endurance testing
D) Fault hardening testing
Answer: A

40. Which fault occurs due to a delay or lag in system response?
A) Latency fault
B) Response fault
C) Delay fault
D) Reaction fault
Answer: A

41. Which technique involves simulating faults to evaluate system robustness?
A) Fault robustness testing
B) Fault endurance testing
C) Fault hardening testing
D) Fault validation testing
Answer: A

42. Which fault analysis technique involves assessing the economic impact of system faults?
A) Fault economics analysis
B) Fault cost analysis
C) Fault financial analysis
D) Fault budgeting analysis
Answer: B

43. Which fault occurs due to a mismatch between system requirements and user expectations?
A) Expectation fault
B) Requirement fault
C) Specification fault
D) User fault
Answer: A

44. Which technique involves using fault injection to validate system security measures?
A) Fault security testing
B) Fault penetration testing
C) Fault vulnerability testing
D) Fault encryption testing
Answer: B

45. Which fault analysis technique involves creating scenarios to test system recovery from faults?
A) Fault recovery testing
B) Fault restoration testing
C) Fault resilience testing
D) Fault recovery simulation
Answer: A

46. Which fault occurs due to a mistake in the system upgrade or patching process?
A) Patch fault
B) Upgrade fault
C) Update fault
D) Revision fault
Answer: B

47. Which technique involves assessing the impact of faults on system reliability?
A) Fault reliability analysis
B) Fault dependability analysis
C) Fault sustainability analysis
D) Fault resilience analysis
Answer: A

48. Which fault analysis technique involves predicting the likelihood of future faults based on historical data?
A) Fault probability analysis
B) Fault projection analysis
C) Fault estimation analysis
D) Fault prediction analysis
Answer: D

49. Which fault occurs due to incorrect assumptions about user behavior?
A) Assumption fault
B) User fault
C) Interaction fault
D) Behavior fault
Answer: A

50. Which technique involves using fault injection to verify the correctness of system error handling?
A) Fault error testing
B) Fault exception testing
C) Fault failure testing
D) Fault recovery testing
Answer: B

Fault Analysis MCQs

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