3. MTTC falls the the category of____________________?

A. correctness
B. integrity
C. maintainability
D. all of the mentioned
✅ The correct answer is option C.
Explanation: Mean time to change (MTTC. is the time it takes to analyze the change request, design an appropriate modification, implement the change, test it, and distribute the change to all users.

7. The arc-to-node ratio is given as r = a/n. What does ‘a’ represent in the ratio ?

A. maximum number of nodes at any level
B. longest path from the root to a leaf
C. number of modules
D. lines of control
✅ The correct answer is option D.
Explanation: ‘a’ represents the arcs or the lines of control.

10. Which of the following does not affect the software quality and organizational performance ?

A. Market
B. Product
C. Technology
D. People
✅ The correct answer is option A.
Explanation: Market is a collection of competitors, stakeholders, users each having different views on the product. So it does not affect the software quality.