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Question 31

Which of the following memory improves the speed of execution of a program?

  1. AVirtual memory
  2. BPrimary memory
  3. CSecondary memory
  4. DCache memory
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Correct answer: (D) Cache memory

Explanation

Cache memory is a small, very fast memory between the CPU and main memory. It holds frequently used data and instructions, so programs run faster.

From DSSSB TGT Computer Science Practice Set 3

This is question 31 of DSSSB TGT Computer Science Practice Set 3. See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.