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Suppose the page table for a process A currently executing on the processor looks like the following. All numbers are decimal, everything is numbered starting from zero. The page size is 1024 bytes. Valid bit Modify bit Virtual page number Page frame number (1-valid) (1-modified) 0 1 0 10 1 1 1 11 2 0 0 3 1 0 3 0 5 1 a) What physical address, if any, would each of the following virtual addresses correspond to logical address 500 b) What physical address, if any, would each of the following virtual addresses correspond to logical address 2500 c) List the actions which will happen if the process A writes the value 17 into location 500? d) List the actions which will happen if the operating system allocates frame 10 to another process B after the actions described in question c) e) List the actions that will happen if process A writes the value 19 into location 2500

Suppose the page table for a process A currently executing on the processor looks like the following. All numbers are decimal, everything is numbered starting from zero. The page size is 1024 bytes. Valid bit Modify bit Virtual page number Page frame number (1-valid) (1-modified) 0 1 0 10 1 1 1 11 2 0 0 3 1 0 3 0 5 1 a) What physical address, if any, would each of the following virtual addresses correspond to logical address 500 b) What physical address, if any, would each of the following virtual addresses correspond to logical address 2500 c) List the actions which will happen if the process A writes the value 17 into location 500? d) List the actions which will happen if the operating system allocates frame 10 to another process B after the actions described in question c) e) List the actions that will happen if process A writes the value 19 into location 2500

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Question 2 Suppose the page table for a process A currently executing on the processor looks like the following. All numbers are decimal, everything is numbered starting from zero. The page size is 1024 bytes. Valid bit Modify bit Virtual page number Page frame number (1 -valid) (1-modified) 0 1 0 10 1 1 11 0 1 0 3 0 0 5 1 1 1 a) What physical address, if any, would each of the following virtual addresses correspond to logical address 500 b) What physical address, if any, would each of the following virtual addresses correspond to logical address 2500 c) List the actions which will happen if the process A writes the value 17 into location 500? d) List the actions which will happen if the operating system allocates frame 10 to another process B after the actions described in question c) e) List the actions that will happen if process A writes the value 19 into location 2500 1 2 3 4 0
Transcribed Image Text:Question 2 Suppose the page table for a process A currently executing on the processor looks like the following. All numbers are decimal, everything is numbered starting from zero. The page size is 1024 bytes. Valid bit Modify bit Virtual page number Page frame number (1 -valid) (1-modified) 0 1 0 10 1 1 11 0 1 0 3 0 0 5 1 1 1 a) What physical address, if any, would each of the following virtual addresses correspond to logical address 500 b) What physical address, if any, would each of the following virtual addresses correspond to logical address 2500 c) List the actions which will happen if the process A writes the value 17 into location 500? d) List the actions which will happen if the operating system allocates frame 10 to another process B after the actions described in question c) e) List the actions that will happen if process A writes the value 19 into location 2500 1 2 3 4 0
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