Recent questions tagged paging - GATE CSE Doubts

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Operating System Concepts (9th Ed) - Gagne, Silberschatz, and Galvin

asked May 22 in Operating System by kayes360 (6 points) | 27 views

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Operating System
Suppose that a disk drive has 5,000 cylinders, numbered 0 to 4999. The drive is currently serving a request at cylinder 143, and the previous request was at cylinder 125. The queue of pending requests, in FIFO order, is: 86,1470, 913, 1774, ... what is the total distance (in cylinders) that the disk arm moves to satisfy all the pending requests for SCAN disk scheduling algorithm?

asked Apr 11 in Operating System by unknown_a (6 points) | 3 views

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1 answer

page table access
What is the mode(User/Kernel) of the Operating System when a Page Table or TLB are being accessed?

asked Mar 18 in Operating System by smsubham (66 points) | 16 views

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No bits in Frames
Account for the validity and justification about the correctness of this statement " Whatever level page table is always the number of bits which are going to refer a frame number will always going to be same "

asked Mar 18 in Operating System by smsubham (66 points) | 2 views

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2 answers

Self Doubt : Operating System
What is default page size of 32 and 64 bit WINDOWS OS?

asked Feb 15 in Operating System by Chirag Shilwant (181 points) | 33 views

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self doubt-demand paging and virtual memory
1>Can demand paging exists without virtual memery? 2>And is virtual memory of any use without demand paging?

asked Nov 26, 2019 in Operating System by Doraemon (115 points) | 12 views

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TLB with demand paging
Formula 1 EAT with page fault in demand paging = Page fault rate * {Effective Access Time without page fault + Page fault service time} + (1 - Page fault rate) * {Effective Access time without page fault} Where, Effective Access Time without ... while solving questions ? I am getting confused when to apply which formula. According to me we should always use formula 1.

asked Nov 13, 2019 in Operating System by Satbir (4.1k points) | 70 views

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Segmented paging Self Doubt
In segmented paging the logical address space of a program is divided into variable sized segments. Further the segments are divided into fixed size pages The page sizes of different segments are same or different?

asked Sep 13, 2019 in Operating System by aditi19 (55 points) | 18 views

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3 answers

http://www.cs.utexas.edu/~lorenzo/corsi/cs372/06F/hw/3sol.html

asked Sep 9, 2019 in Operating System by chirudeepnamini (11 points) | 59 views

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