Which of the following is the best type of module coupling ?

A. Control Coupling
B. Stamp Coupling
C. Data Coupling
D. Content Coupling
✅ The correct answer is option C.
Explanation: The dependency between module A and B is said to be data coupled if their dependency is based on the fact they communicate by only passing of data.

“Consider a system where, a heat sensor detects an intrusion and alerts the security company.” What kind of a requirement the system is providing ?

A. Functional
B. Non-Functional
C. Known Requirement
D. None of the mentioned
✅ The correct answer is option A.
Explanation: Functional requirements describe what the software has to do.