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Question 24 - CTFL4 discussion

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Software was found lo take much more time than the stated requirement of less than one second to save a file. Upon investigation it was found that there was an unnecessary check inside a loop which was slowing down the file-save operation. The software not being able to meet the desired response time is an example of

A.
It is not a defect
Answers
A.
It is not a defect
B.
Defect
Answers
B.
Defect
C.
Error
Answers
C.
Error
D.
Failure
Answers
D.
Failure
Suggested answer: D

Explanation:

A failure is an event in which a component or system does not perform a required function within specified limits. A failure is observable by the software users or other stakeholders. A failure is caused by one or more defects in the software. In this case, the software not being able to meet the desired response time is an example of a failure, as it deviates from the stated requirement and affects the user experience. It is not a defect, which is a flaw in the software that causes the failure. It is not an error, which is a human action that produces an incorrect result. It is not a non-defect, as it clearly violates a specified requirement. Verified

Reference: [A Study Guide to the ISTQB Foundation Level 2018 Syllabus - Springer], Chapter 1, page 4.

asked 18/09/2024
Duncan Brundseaux
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