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Question 47

Which of the following techniques allows execution of programs larger than the size of physical memory ?

  1. AThrashing
  2. BDMA
  3. CBuffering
  4. DDemand paging
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Correct answer: (D) Demand paging

Explanation

Demand paging (virtual memory) loads pages only when they are needed, so a program larger than physical memory can still run. Thrashing is a performance problem, not a technique.

From DSSSB TGT Computer Science Practice Set 1

This is question 47 of DSSSB TGT Computer Science Practice Set 1. 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.