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16 Consider a paging system that uses the "Not Recently Used" (NRU) page replacement algorithm. What is the significance of the "R bit" and the "M bit"? • When are the R bit and M bit set and reset? How is a page chosen for replacement?

16 Consider a paging system that uses the "Not Recently Used" (NRU) page replacement algorithm. What is the significance of the "R bit" and the "M bit"? • When are the R bit and M bit set and reset? How is a page chosen for replacement?

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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21 Consider a file system that uses an FAT. The state of the directory is File name | First block | Size in bytes AA BB 1350 2200 7 (The other information in the directory is omitted.) The current state of the FAT is 6/7 FREE -- -- FREE -1 4 -1 2 FREE 1 2 7 8. FREE The system uses a block size of 1 Kbyte. What is the last block of file BB? How many bytes of that block are used? (Useful fact: 1K=1024).
Transcribed Image Text:21 Consider a file system that uses an FAT. The state of the directory is File name | First block | Size in bytes AA BB 1350 2200 7 (The other information in the directory is omitted.) The current state of the FAT is 6/7 FREE -- -- FREE -1 4 -1 2 FREE 1 2 7 8. FREE The system uses a block size of 1 Kbyte. What is the last block of file BB? How many bytes of that block are used? (Useful fact: 1K=1024).
16 Consider a paging system that uses the "Not Recently Used" (NRU) page replacement algorithm. What is the significance of the "R bit" and the "M bit"? When are the R bit and M bit set and reset? How is a page chosen for replacement?
Transcribed Image Text:16 Consider a paging system that uses the "Not Recently Used" (NRU) page replacement algorithm. What is the significance of the "R bit" and the "M bit"? When are the R bit and M bit set and reset? How is a page chosen for replacement?
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