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Question 183Asked in DSSSB TGT Computer Science, 25 Jun 2023, Shift 3 (4:30 PM)

What is a virtual memory?

  1. AA type of memory that uses a solid-state disk to store data
  2. BA type of memory that uses a hard disk to store data
  3. CA type of memory that uses a disk drive to store data
  4. DA type of memory that uses a hard disk to store data and RAM to speed up access to data
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Correct answer: (D) A type of memory that uses a hard disk to store data and RAM to speed up access to data

Explanation

Virtual memory combines RAM with space on the hard disk (swap/page file). Data in use is kept in RAM, and the rest is paged out to disk.

From DSSSB TGT Computer Science PYQ, 25 Jun 2023, Shift 3 (4:30 PM)

This is question 183 of DSSSB TGT Computer Science PYQ, 25 Jun 2023, Shift 3 (4:30 PM). 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.