Exception handling is a type of_________________?

A. forward error recovery mechanism
B. backward error recovery mechanism
C. All of the mentioned
D. None of the mentioned
✅ The correct answer is option A.
Explanation: Exception handling is a forward error recovery mechanism, as there is no roll back to a previous state; instead control is passed to the handler so that recovery procedures can be initiated.

Time Behavior and Resource Behavior fall under which quality attribute of ISO 9126 ?

A. Reliability
B. Efficiency
C. Functionality
D. Usability
✅ The correct answer is option B.
Explanation: The Characteristics mentioned in the question are related to the relationship between the level of performance of the software and the amount of resources used, under stated conditions.