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MCQs 1: Non-occurrence of improper alteration of information is known as___________________?

Available Dependability Confidential Dependability Maintainable Dependability Integral Dependability
Answer Explanation

MCQs 2: All fault-tolerant techniques rely on__________________?

Integrity Dependability Redundancy None of the mentioned
Answer Explanation

MCQs 3: Which of the following Error Detection checks is not a part of Application detection ?

Hardware checks Timing checks Reversal checks Coding checks
Answer Explanation

MCQs 4: Which of the following approaches are used to achieve reliable systems?

Fault prevention Fault removal Fault tolerance All of the mentioned
Answer Explanation

MCQs 5: In N-version programming which is the independent generation of N, the value of N is___________________?

greater than 1 less than 1 greater than 2 less than 2
Answer Explanation

MCQs 6: It is imperative for a communicating processes to reach consistent recovery points to avoid the __________________ effect, with backward error recovery mechanism ?

Static Dynamic Domino Whirlpool
Answer Explanation

MCQs 7: A system maintaining its integrity while accepting a temporary halt in its operation is said to be in a state of___________________?

Full Fault Tolerance Graceful Degradation Fail Soft Fail Safe
Answer Explanation

MCQs 8: What type of fault remains in the system for some period and then disappears ?

Permanent Transient Intermittent All of the mentioned
Answer Explanation

MCQs 9: NHPP stands for__________________?

Non Homogeneous Poisson Product Non-Hetrogeneous Poisson Product Non-Hetrogeneous Poisson Process Non Homogeneous Poisson Process
Answer Explanation

MCQs 10: Suitability, Accuracy, Interoperability, and security are what type quality attribute of ISO 9126 ?

Reliability Efficiency Functionality Usability
Answer Explanation

MCQs 11: What is MTTF ?

Maximum time to failure Mean time to failure Minimum time to failure None of the mentioned
Answer Explanation

MCQs 12: How many product quality factors are proposed in McCall quality model ?

2 3 11 8
Answer Explanation

MCQs 13: Which of the following is not a phase of “bathtub curve” of hardware reliability ?

Useful Life Burn-in Wear-out Wear-out
Answer Explanation

MCQs 14: How is software reliability defined ?

time efficiency quality speed
Answer Explanation

MCQs 15: Time Behavior and Resource Behavior fall under which quality attribute of ISO 9126 ?

Reliability Efficiency Functionality Usability
Answer Explanation

MCQs 16: The CMM model is a technique to____________________?

automatically maintain the software reliability improve the software process test the software all of the mentioned
Answer Explanation

MCQs 17: Which one of the following is not a software quality model ?

ISO 9000 McCall model Boehm model ISO 9126
Answer Explanation

MCQs 18: How is reliability and failure intensity related to each other ?

direct relation inverse relation no relation none of the mentioned
Answer Explanation

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