ISRO | ISRO CS 2020 | Question 48

What is compaction refers to
(A) a technique for overcoming internal fragmentation
(B) a paging technique
(C) a technique for overcoming external fragmentation
(D) a technique for compressing the data


Answer: (C)

Explanation: We can overcame external fragmentation by using either :

1. Compaction technique
2. Non-contiguous Memory management techniques, like paging, multi-level paging.

Compaction refers to Compaction combining all the empty spaces together and processes.

Option (C) is correct.


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