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GRE Computer Science Question 26

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Apr 1, 2012
1:45

26. Which of the following best describes the difference between paging and segmentation? (A) Paging breaks a process' virtual memory into physical units of the same size, whereas segmentation breaks a process' virtual memory into logical units that are typically of different sizes. (B) Paging suffers from external fragmentation, whereas segmentation suffers from internal fragmentation. (C) Paging requires page tables for address translation, whereas segmentation does not require segment tables for address translation. (D) Paging requires one page table per process, whereas segmentation requires only one global segment table for the entire system. (E) Page tables are typically very small, whereas segment tables are always very large.

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