Question : Which of the following is the primary objective of coding standards?
Solution :
Correct Answer : Improve code readability and maintainability
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Question : Which programming practice improves code readability the most?
Solution :
Correct Answer : Meaningful variable names
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Question : Structured programming primarily avoids the use of:
Solution :
Correct Answer : GOTO statements
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Question : Which principle reduces duplication in software?
Solution :
Correct Answer : DRY
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Question : Which indentation style is recommended?
Solution :
Correct Answer : Consistent indentation
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Question : Which control structure is NOT part of structured programming?
Solution :
Correct Answer : Jump (GOTO)
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Question : Software reliability is defined as:
Solution :
Correct Answer : Probability of failure-free operation for a specified period
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Question : A software failure occurs when:
Solution :
Correct Answer : Software behaves differently than expected
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Question : Which sequence correctly represents software failure?
Solution :
Correct Answer : Fault → Error → Failure
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Question : Which testing technique helps estimate software reliability?
Solution :
Correct Answer : Reliability Testing
Description -
Question : MTTF stands for:
Solution :
Correct Answer : Mean Time To Failure
Description -
Question : MTBF is calculated as:
Solution :
Correct Answer : MTTF + MTTR
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Question : Which metric measures repair time?
Solution :
Correct Answer : MTTR
Description -
Question : POFOD stands for:
Solution :
Correct Answer : Probability of Failure on Demand
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Question : Fault tolerance means:
Solution :
Correct Answer : Continuing operation despite faults
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Question : Which technique is commonly used for fault tolerance?
Solution :
Correct Answer : Redundancy
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Question : Software reliability generally increases when:
Solution :
Correct Answer : Fault density decreases
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Question : Which software metric is expressed as failures per hour?
Solution :
Correct Answer : Failure Rate
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Question : A system has:
MTTF = 400 hours
MTTR = 20 hours
What is the availability?
Solution :
Correct Answer : 95.2%
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Question : During testing, 25 failures are observed in 500 execution hours. What is the failure rate?
Solution :
Correct Answer : 0.05 failures/hour
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