External fragmentation
Total memory space is enough to satisfy a request or to reside a process in it, but it is not contiguous so it can not be used.
Total memory space is enough to satisfy a request or to reside a process in it, but it is not contiguous so it can not be used.
Internal fragmentation
Memory block assigned to process is bigger. Some portion of memory is left unused as it can not be used by another process.
Memory block assigned to process is bigger. Some portion of memory is left unused as it can not be used by another process.
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