Multiple choice technology testing

Which of the following requirements is testable?

  1. The system shall be user friendly.

  2. The safety-critical parts of the system shall contain 0 faults.

  3. The response time shall be less than one second for the specified design load.

  4. The system shall be built to be portable.
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

A requirement is testable if it can be verified through a concrete, measurable test. Specifying that response time must be 'less than one second' under a specific load provides a quantifiable metric, unlike subjective or impossible criteria like 'user friendly' or '0 faults'.

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