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SudoGate Test Series - Virtual Memory
Gurdeep Saini
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Operating System
Nov 5, 2018
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Mar 14, 2019
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adeebafatima1
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A computer system has TLB access time = 30 ns and the main memory access time is 150 ns and if the miss rate is 20 % the calculate the effective memory access time if 3 level of paging is applied.
i am getting 270 ns
operating-system
translation-lookaside-buffer
virtual-memory
Gurdeep Saini
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Operating System
Nov 5, 2018
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Mar 14, 2019
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adeebafatima1
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Gurdeep Saini
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Soumya Tiwari
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Nov 5, 2018
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The one you mentioned is too complicated to read :p and yes they took n=2
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adarsh_1997
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Nov 5, 2018
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@gurdeep.saini same here mate getting 270ns .you r right
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srestha
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Nov 5, 2018
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yes, 270ns
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Abhipsa
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Jan 27, 2019
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effective memory access time
A demand paging uses a TLB and a single level page table stored in main memory. The memory access time is 5s. The page fault service time is 25s. If 70% of access is in TLB and of the remaining, 20% is not present in the main memory. The effective memory access time is? Thanks!
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