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Which of the following statements are true ?

(a) External Fragmentation exists when there is enough total memory space to satisfy a request but the available space is contiguous.

(b) Memory Fragmentation can be internal as well as external.

(c) One solution to external Fragmentation is compaction.

Pick an option to check yourself, or open the answer below.

Show answer & explanation

Correct answer: C. (b) and (c) only

Explanation

External fragmentation means enough total free memory exists but it is not contiguous, so (a) is wrong as stated. Fragmentation can be internal or external, and compaction cures external fragmentation.

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