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Vani Question Bank:Operating System
Hirak
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Operating System
May 9, 2019
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page-replacement
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Hirak
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_anu
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Jan 24, 2018
377
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page replacemment policy
A system uses optimal policy for a page replacement. It has 4 page frames with no pages loaded to begin with. Consider the following scenario Case-1: System first accesses 200 distinct pages in sequential order and then access same 200 distinct ... access same 200 distinct page in reverse order. The difference in the number of faults occurred in both case are _________.
_anu
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Operating System
Jan 24, 2018
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jhaanuj2108
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Operating System
Aug 14, 2018
2,429
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MadeEasy Test Series: Operating System - Page Replacement
Consider a demand paged memory system, page table is held in registers. It takes 800 nsec to service a page fault if empty page is available or replaced page is not modified and 950 nsec if the replaced page is modified, ... modified 85% of time and page faultrate is 20% then average memory access time is ________. (Upto 1 decimal place)
jhaanuj2108
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Operating System
Aug 14, 2018
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2.4k
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Samujjal Das
asked
in
Operating System
Jan 24, 2017
534
views
Virtual Gate Test Series: Operating System - Page Replacement
Consider the two-dimensional array A$:$ int A[ ] [ ] = new int[100][100]; where A[0][0] is at location 200 in a paged memory system with pages of size 200. A small process that manipulates the matrix resides in page 0 (locations 0 to 199). ... other two are initially empty? for(int j=0;j<100;j++) for(int i=0;i<100;i++) A[i][j]=0;
Samujjal Das
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Operating System
Jan 24, 2017
by
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534
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jatin khachane 1
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Operating System
Dec 13, 2018
479
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MadeEasy Subject Test 2019: Operating System - Virtual Memory
jatin khachane 1
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Operating System
Dec 13, 2018
by
jatin khachane 1
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