We have a paged virtual address system with the maximum size of virtual address space of 32 MB. The page size is 1024 bytes and the maximum physical memory size of the machine is 2MB. Part of the page table is shown below. Page# Frame# Valid Bit 1 1

Computer Networking: A Top-Down Approach (7th Edition)
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Author:James Kurose, Keith Ross
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Chapter1: Computer Networks And The Internet
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We have a paged virtual address system with the maximum size of virtual address space of 32 MB.
The page size is 1024 bytes and the maximum physical memory size of the machine is 2MB. Part of
the page table is shown below.
Page#
Frame#
Valid Bit
1
1
1
3
1
4
3
16
1
4
2
1
5
6
7
a) How many bits are required for each virtual address?
b) How many bits are required for each physical address?
c) The maximum number of entries in a page table is 2^
(Enter only the
exponent number)
d) To which physical address will the virtual address OX5F4 translate? Ox
(Enter
only Hex number)
e) Which virtual address will translate to physical address O×BO0? Ox
(Enter only
Hex number)
Transcribed Image Text:We have a paged virtual address system with the maximum size of virtual address space of 32 MB. The page size is 1024 bytes and the maximum physical memory size of the machine is 2MB. Part of the page table is shown below. Page# Frame# Valid Bit 1 1 1 3 1 4 3 16 1 4 2 1 5 6 7 a) How many bits are required for each virtual address? b) How many bits are required for each physical address? c) The maximum number of entries in a page table is 2^ (Enter only the exponent number) d) To which physical address will the virtual address OX5F4 translate? Ox (Enter only Hex number) e) Which virtual address will translate to physical address O×BO0? Ox (Enter only Hex number)
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