Suppose a process page table contains the entries shown below. Using the format shown inFigure 6.15a, indicate where the process pages are located in memory

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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  1. Suppose a process page table contains the entries shown below. Using the format shown inFigure 6.15a, indicate where the process pages are located in memory.

Frame

Valid bit

1

1

-

0

0

1

3

1

-

0

-

0

2

1

-

0

a. Program Address Space
Page 0
1
2
3
4
5
6
7
I
I
L
I
VA
I
I
I
I
A
B
I
E
F
G
H
I
J
K
L
M
N
0₁
P
T
0 = 0000
1 = 0001
2 - 0010
3
0011
4 = 0100
5 = 0101
6 = 0110
7 = 0111
8 = 1000
9 = 1001
10 = 1010
11
1011
12 = 1100
13 = 1101
14 = 1110
15 = 1111
Main Memory Address
Page
Frame 0
2
I
C
D
G
H
A
B
K
L
0 000
1 = 001
2010
3 = 011
4 = 100
5 = 101
6 = 110
7 = 111
Transcribed Image Text:a. Program Address Space Page 0 1 2 3 4 5 6 7 I I L I VA I I I I A B I E F G H I J K L M N 0₁ P T 0 = 0000 1 = 0001 2 - 0010 3 0011 4 = 0100 5 = 0101 6 = 0110 7 = 0111 8 = 1000 9 = 1001 10 = 1010 11 1011 12 = 1100 13 = 1101 14 = 1110 15 = 1111 Main Memory Address Page Frame 0 2 I C D G H A B K L 0 000 1 = 001 2010 3 = 011 4 = 100 5 = 101 6 = 110 7 = 111
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