A computer has four page frames. The time of loading, time of last access, and the R
Question:
A computer has four page frames. The time of loading, time of last access, and the R and M bits for each page are as shown below (the times are in clock ticks):
(a) Which page will NRU replace?
(b) Which page will FIFO replace?
(c) Which page will LRU replace?
(d) Which page will second chance replace?
Transcribed Image Text:
Page 0 1 2 3 Loaded 126 230 120 160 Last ref. 279 260 272 280 R 0 1 1 1 M 0 0 1 1
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Related Book For
Operating Systems Design And Implementation
ISBN: 9780131429383
3rd Edition
Authors: Andrew Tanenbaum, Albert Woodhull
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