Quality Characteristics for Reviews of Requirements CT-AUT Practice Questions (Page 3)

Questions 11–15

1. 11application · medium

   A requirements review is underway for a new brake-by-wire feature. The reviewer notes that Requirement 4.2 states 'The system shall apply braking force when the driver presses the pedal,' but does not specify how quickly the force must build, what force range is acceptable, or what happens if the pedal sensor fails. Which quality characteristic is most clearly deficient in this requirement?

   • ATraceability
   • BConsistency
   • CTestability
   • DCompleteness
   Reveal Solution Discussion Select an answer first
2. 12foundation · easy

   During a requirements review for an automotive software feature, the reviewer checks whether each requirement can be verified by a defined test procedure. Which quality characteristic is being evaluated?

   • ATestability
   • BUnambiguity
   • CCompleteness
   • DConsistency
   Reveal Solution Discussion Select an answer first
4. 13application · medium

   During a review of requirements for an airbag control unit, the team is evaluating the statement: 'The airbag shall deploy in the event of a crash.' The reviewers agree this is too vague. Which improvement would most directly enhance the testability of this requirement?

   • ADefine 'crash' with specific deceleration thresholds and deployment timing
   • BChange 'shall' to 'should'
   • CRemove the requirement entirely
   • DAdd a reference to the crash sensor specification
   Reveal Solution Discussion Select an answer first
5. 14expert · hard

   A requirements review for a vehicle's anti-lock braking system (ABS) finds that Requirement 1.1 states 'The system shall prevent wheel lockup' and Requirement 1.2 states 'The system shall allow wheel lockup at speeds below 5 km/h.' The reviewers are evaluating consistency. What is the most likely outcome?

   • AThe requirements are both untestable.
   • BThe requirements are inconsistent because they contradict each other.
   • CThe requirements are consistent because they cover different speed ranges.
   • DThe requirements are redundant.
   Reveal Solution Discussion Select an answer first
6. 15expert · hard

   In a review of requirements for a hybrid vehicle's energy management system, the team finds that Requirement 6.1 states 'The system shall maximize fuel efficiency' and Requirement 6.2 states 'The system shall prioritize battery life.' The reviewers must decide how to handle this. What is the most appropriate action?

   • ARewrite Requirement 6.1 to focus only on fuel efficiency in highway driving.
   • BFlag the conflict and request that the requirements author define the priority or trade-off criteria.
   • CDelete Requirement 6.2 because fuel efficiency is more important.
   • DAccept both requirements as they are because they are both important.
   Reveal Solution Discussion Select an answer first