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軟題庫(kù) 學(xué)習(xí)課程
試卷年份2008年下半年
試題題型【單選題】
試題內(nèi)容

As an operating system repeatedly allocates and frees storage space, many physicallyseparated unused areas appear. This phenomenon is called  ( ) .
A、fragmentation
B、compaction
C、swapping
D、paging

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