Which of the following correctly describes a program?

medium Q5 of 15

Computer Aptitude - Operating Systems

AIt does not use CPU until executed

BIt always resides in main memory

CIt controls scheduling decisions

DIt exists only during execution

Step-by-Step Solution

Step 1: Recall program behavior
A program is inactive until run.
Step 2: Eliminate execution-related options
CPU usage and scheduling are process-related.
Final Answer:
It does not use CPU until executed → Option A
Quick Check:
Inactive code consumes no CPU → program confirmed ✅

Quick Trick: No execution → no CPU usage.

Common Mistakes:

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