Multiple choice

Which of the following memory management schemes encounters external fragmentation?

  1. Segmentation

  2. Paging

  3. Paging with segmentation

  4. Swapping

  5. Demand paging

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A Correct answer
Explanation

Segmentation divides the primary memory into segments. When the dynamic memory allocation algorithm allocates some memory and a small piece is left over, which cannot be efficiently used, then the external fragmentation takes place.