ISTQB CT-TAE – Certified Tester Test Automation Engineer — Question 18

When the SUT provides insight into the behaviour of the system, providing the users the with the status of the various actions performed so that they can check that expected behaviour equals actual behaviour, what is this called?

Answer options

• A. Portability.
• B. Maintainability.
• C. Observability.
• D. Controllability.

Correct answer: C

Explanation

The correct answer is C, Observability, as it refers to the capability of the system to provide insights into its internal state and behavior. Portability (A) relates to the ability to transfer software across different environments, Maintainability (B) refers to ease of maintenance, and Controllability (D) involves the ability to manage system behavior but does not specifically address feedback on actions.