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Software Reliability and Fault Tolerance

Free 28+ Software Reliability and Fault Tolerance MCQs for PPSC, FPSC, NTS, and Pakistan government job tests. Practise below with answers and explanations.

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Software Reliability and Fault Tolerance — MCQs for Pakistan government job tests

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Software Reliability and Fault Tolerance

Practice questions

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1.At which CMM maturity level is the emphasis placed on managing and enhancing processes continuously?

2.Software reliability is primarily measured in relation to which of the following?

3.What does Failure In Time (FIT) represent as a measurement?

4.According to ISO 9126, which quality characteristic includes aspects such as time behavior and resource usage?

5.What does the abbreviation MTTF represent?

6.Which one of the following does not represent a probabilistic model?

7.IMC Networks is a top manufacturer certified by __________________, specializing in optical networking and LAN/WAN connectivity solutions for enterprises, telecom, and service providers. Which certification do they hold?

8.What is the total number of maturity levels defined in the Capability Maturity Model (CMM)?

9.Exception handling is classified as which type of error recovery method?

10.Which of the following is not considered a software quality model?

11.What term describes the state where information remains free from unauthorized modifications?

12.What is the fundamental principle that all fault-tolerant methods depend on?

13.Which of these error detection methods does not belong to Application-level detection?

14.Which methods contribute to building dependable systems?

15.In the context of N-version programming, where N represents the count of independently developed versions, what is the minimum value that N must exceed?

16.Why must communicating processes synchronize their recovery points when using backward error recovery to prevent which phenomenon?

17.What term describes a system that preserves its integrity even if it temporarily stops functioning?

18.Which kind of fault exists temporarily within a system before vanishing?

19.What does the abbreviation NHPP represent?

20.Which quality attribute category in ISO 9126 includes Suitability, Accuracy, Interoperability, and Security?

How to prepare with Software Reliability and Fault Tolerance MCQs

  • Work through questions topic by topic, then revisit any you answered incorrectly.
  • Read explanations carefully—they often cover facts that repeat across PPSC, FPSC, and NTS papers.
  • Pair subject practice with past papers to see how Software Reliability and Fault Tolerance appears in real exam conditions.

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