Multiple choice

__________ helps us to distinguish the pages in the memory and the pages on the disk.

  1. Base register

  2. Limit register

  3. Dispatcher

  4. Valid-invalid bit

  5. TLB (Translation Look-Aside Buffer)

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Valid-invalid distinguishes the pages in the memory and the pages on the disk. If the bit is set as valid, the page is in the memory is legal. If the bit is set as invalid, the page is in the disk or invalid or both. TLB is a high speed memory, which is used to speed up the paging process.

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