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):PageLoadedLast ReferencedRM017633010128031501219032000316033511 (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?

a) NRU-It means Not recently used. it will replace that page having R and M bit is zero.…

Answered: A computer has four page frames. The…

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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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):

Page	Loaded	Last Referenced	R	M
0	176	330	1	0
1	280	315	0	1
2	190	320	0	0
3	160	335	1	1

(a) Which page will NRU replace?

(b) Which page will FIFO replace?

(d) Which page will second chance replace?

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