Multiple choice technology operating systems

What is the purpose of sync command?

  1. To synchronize user applications

  2. To synchronize keyboard and monitor

  3. To synchornize disk buffers

  4. To syschronize main memory and cache memory
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C Correct answer
Explanation

The sync command forces any accumulated data in volatile memory disk buffers to be written to the physical storage disks, preventing data loss before shutdown.

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