Using the table shown in the image , give the physical address corresponding to each of the following virtual addresses: (a) 752 (b) 4850  (c) 8540  (d) 23780  (e) 46630

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Author:James Kurose, Keith Ross
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Chapter1: Computer Networks And The Internet
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Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Using the table shown in the image , give the physical address corresponding to each of the following virtual addresses:

(a) 752

(b) 4850

 (c) 8540

 (d) 23780

 (e) 46630

Virtual
address
space
60K-64K X
56K-60K X
52K-56K X
48K-52K X
44K-48K
40K-44K X
36K-40K 5
32K-36K X
28K-32K X
24K-28K X
20K-24K 3
16K-20K 4
12K-16K 0
8K-12K 6
4K-8K 1
OK-4K
2
Virtual page
Physical
memory
address
28K-32K
24K-28K
20K-24K
16K-20K
12K-16K
8K-12K
4K-8K
OK-4K
Page frame
Figure 3-9. The relation between virtual addresses and physical memory ad-
dresses is given by the page table. Every page begins on a multiple of 4096 and
ends 4095 addresses higher, so 4K-8K really means 4096-8191 and 8K to 12K
means 8192-12287.
Transcribed Image Text:Virtual address space 60K-64K X 56K-60K X 52K-56K X 48K-52K X 44K-48K 40K-44K X 36K-40K 5 32K-36K X 28K-32K X 24K-28K X 20K-24K 3 16K-20K 4 12K-16K 0 8K-12K 6 4K-8K 1 OK-4K 2 Virtual page Physical memory address 28K-32K 24K-28K 20K-24K 16K-20K 12K-16K 8K-12K 4K-8K OK-4K Page frame Figure 3-9. The relation between virtual addresses and physical memory ad- dresses is given by the page table. Every page begins on a multiple of 4096 and ends 4095 addresses higher, so 4K-8K really means 4096-8191 and 8K to 12K means 8192-12287.
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