For clock, also write the values of the reference bits, and put a star in the frame where the clock hand currently points Physical memory has three pages (1, 2, 3) and data pages requested are identified by letters (A, B, C...). The computer has just booted up and user process memory is empty In this problem, time moves from left to right. (In class, we sometimes drew time from the top down.) (a) LRU (Time 0 >-> -> Time Infinity) Page requested: т O В Е O R. N O т O В Page 1 Page 2 Page 3 Mark X if a fault occurs: (b) FIFO (Time 0 > ->-+ Time Infinity) Page requested: O В E O R. O В O Page 1 Page 2 Page 3 Mark X if a fault occurs: EH

C++ for Engineers and Scientists
4th Edition
ISBN:9781133187844
Author:Bronson, Gary J.
Publisher:Bronson, Gary J.
Chapter2: Problem Solving Using C++using
Section2.3: Data Types
Problem 9E: (Practice) Although the total number of bytes varies from computer to computer, memory sizes of...
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For each of the following page replacement policies, list the total number of page faults and fill in the contents ofthe page frames of memory after each memory reference.

For clock, also write the values of the reference bits, and put a star in the frame where the clock hand currently
points
Physical memory has three pages (1, 2, 3) and data pages requested are identified by letters (A, B, C...). The
computer has just booted up and user process memory is empty
In this problem, time moves from left to right. (In class, we sometimes drew time from the top down.)
(a) LRU (Time 0 >-> -> Time Infinity)
Page requested:
т
O
В
Е
O
R.
N
O
т
O
В
Page 1
Page 2
Page 3
Mark X if
a fault occurs:
(b) FIFO (Time 0 > ->-+ Time Infinity)
Page requested:
O
В
E
O
R.
O
В
O
Page 1
Page 2
Page 3
Mark X if
a fault occurs:
EH
Transcribed Image Text:For clock, also write the values of the reference bits, and put a star in the frame where the clock hand currently points Physical memory has three pages (1, 2, 3) and data pages requested are identified by letters (A, B, C...). The computer has just booted up and user process memory is empty In this problem, time moves from left to right. (In class, we sometimes drew time from the top down.) (a) LRU (Time 0 >-> -> Time Infinity) Page requested: т O В Е O R. N O т O В Page 1 Page 2 Page 3 Mark X if a fault occurs: (b) FIFO (Time 0 > ->-+ Time Infinity) Page requested: O В E O R. O В O Page 1 Page 2 Page 3 Mark X if a fault occurs: EH
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