Software Reliability and Fault Tolerance MCQs

✅ The correct answer is option D.
Explanation: It is a characteristic of processes at this level that the focus is on continually improving process performance through both incremental and innovative technological changes/improvements.

✅ The correct answer is option nu.
Explanation: Software Reliability mainly concerned with the time component. It can be seen in various models like Basic Execution Time Model and Logarithmic Poisson Execution Time Model.

✅ The correct answer is option B.

✅ The correct answer is option D.
Explanation: FIT reports the number of expected failures per one billion hours of operation for a device. This term is used particularly by the semiconductor industry but is also used by component manufacturers.

✅ The correct answer is option A.
Explanation: ISO 9000 is software certification.

✅ The correct answer is option B.
Explanation: McCall quality model has three product quality factors namely: Product revision, Product operation, Product Transition .

✅ The correct answer is option D.
Explanation: Time is the horizontal dimension on which the bathtub curve is built and not the phase.

✅ The correct answer is option A.
Explanation: Hardware is a part of environment detection check.

✅ The correct answer is option C.
Explanation: N-version programming (NVP), also known as multiversion programming or multiple-version dissimilar software, is a method or process in software engineering where multiple functionally equivalent programs are independently generated from the same initial specifications.

✅ The correct answer is option C.
Explanation: A set of attributes that bear on the relationship between the level of performance of the software and the amount of resources used, under stated conditions.