Computer Science Illuminated
7th Edition
ISBN: 9781284155617
Author: Nell Dale, John Lewis
Publisher: Jones & Bartlett Learning
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Chapter 10, Problem 58E
Program Plan Intro
Paged memory management:
Paged memory management technique is to partition the main memory into a set of small fixed-sized blocks called as frames.
Logical address of paged memory management:
- The logical address in paged memory management begins as a single integer value.
- The logical address is written in the format of “<page, offset>”.
- Page number is got by the number of times the page size divides the address, and offset is remainder of the division.
- The given logical address in a paged memory management system is <2, 133>.
- From this given data, the value “2” represents the page number and the value “133” represents offset.
- The above value means the “133” bytes on page “2” of the process.
Physical address of paged memory format:
- To produce a physical address, the frame number in which a page is stored should be found out.
- Then, the frame number should be multiplied with the frame size.
- The multiplied value should be added with offset value to produce physical address.
The formula to bind logical address to the physical address is,
The following table is given table with specific page number and frame that the page belongs,
| Page | 0 | 1 | 2 | 3 |
| Frame | 5 | 2 | 7 | 3 |
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Chapter 10 Solutions
Computer Science Illuminated
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