Database System Concepts
Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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Question

Given the following:

  • Logical Memory size of 1000
  • Physical Memory size of 2000
  • Page (and frame) size of 100
  • Block A contains data for a program

Select Block A’s size and its starting point in both memories.

Then write the page table for Block A based on your selections.  

 

See below for the layout of both memories and an example of Block A of size 200.

 

Logical Memory                               Physical Memory

location/ page                                    location/frame

0     to     99/ 0

 

0     to     99/ 0

100 to 199 /1     Block A

100 to 199/ 1

200 to 299/ 2     Block A

200 to 299/ 2

300 to 399/ 3

300 to 399/ 3

400 to 499/ 4

400 to 499/ 4

500 to 599/ 5

500 to 599/ 5

600 to 699/ 6

600 to 699/ 6

700 to 799/ 7

700 to 799/ 7

800 to 899/ 8

800 to 899/ 8

900 to 999/ 9

900 to 999/ 9

 

1000 to 1099/ 10

1100 to 1199/ 11

1200 to 1299/ 12

1300 to 1399/ 13         Block A

1400 to 1499/ 14        Block A

1500 to 1599/ 15

1600 to 1699/ 16

1700 to 1799/ 17

1800 to 1899/ 18

1900 to 1999/ 19

 

 

Page

Frame

1

13

2

14

 

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