Q. Which command is used to check system memory usage?

  • (A) free -h
  • (B) meminfo
  • (C) top
  • (D) vmstat
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✅ Correct Answer: (A) free -h
Explanation: 'free -h' shows total, used, and free memory in human readable format.

Published by Mr. Dubey ⭐ 111.42K Points at 08-Jun-2025 07:59 am in Linux

Explanation by: Mr. Dubey
'free -h' shows total, used, and free memory in human readable format.

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