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Recent questions tagged virtual-memory
2
2 votes
2
2 answers
132
132 views
GO Classes DPP | GATE CS | Operating System | Virtual Memory and LRU
Which of the following statements about virtual memory is correct?The LRU algorithm selects for replacement the page for which the longest time has elapsed since its last...
GO Classes
132
views
asked
Aug 12
Operating System
goclasses
goclasses-cs-dpp
operating-system
goclasses-cs-dpp-day-346
goclasses-os-practice-questions
virtual-memory
least-recently-used
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1
1 vote
1
1 answer
179
179 views
GO Classes DPP | GATE CS | Operating System | Physical Memory Overhead
Consider a machine with:Physical memory $=8$ GBPage size $=8$ KBPage-table entry size $=4$ bytesVirtual address size $=46$ bitsEvery page table must fit into one pageHow ...
GO Classes
179
views
asked
Aug 10
Operating System
goclasses
goclasses-cs-dpp
operating-system
goclasses-cs-dpp-day-344
goclasses-os-practice-questions
virtual-memory
numerical-answers
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2
2 votes
1
1 answer
115
115 views
UGC NET CSE | December 2025 | Part 2 | Question: 32
Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason RAssertion A: Thrashing occurs when a process spends more time on pagin...
Shubham Sharma 2
115
views
asked
Apr 19
Operating System
ugcnetcse-dec2025
operating-system
virtual-memory
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1
1 vote
1
answers
1 answer
226
226 views
Operating System Sample Question 2
RahulVerma3
226
views
asked
Mar 18
Operating System
memory-management
virtual-memory
numerical-answers
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1
1 vote
2
2 answers
474
474 views
Galvin Exercise Question 10.7| Memory Management | Page Replacement Algorithms|Operating System
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 ...
tarunmundriya
474
views
asked
Dec 27, 2025
Operating System
operating-system
galvin
memory-management
gate-preparation
virtual-memory
page-replacement
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0
0 votes
0
0 answers
199
199 views
Galvin Exercise Question 10.22| Virtual Memory | Operating System
Consider the page table for a system with 16-bit virtual and physical addresses and 4,096-byte pages.The reference bit for a page is set to 1 when the page has been ref- ...
tarunmundriya
199
views
asked
Dec 27, 2025
Operating System
operating-system
virtual-memory
gate-preparation
galvin
difficult
question
+
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0
0 votes
1
1 answer
192
192 views
Galvin Exercise Question 10.5 | Virtual Memory | Operating System
Consider the page table for a system with 12-bit virtual and physical addresses and 256-byte pages.The list of free page frames is D, E, F (that is, D is at the head of t...
tarunmundriya
192
views
asked
Dec 27, 2025
Operating System
operating-system
virtual-memory
gate-preparation
galvin
+
–
1
1 vote
0
0 answers
336
336 views
https://www.cs.utexas.edu/~lorenzo/corsi/cs372/06F/hw/3sol.html
In a 32-bit machine we subdivide the virtual address into 4 pieces as follows:8-bit 4-bit 8-bit 12-bitWe use a 3-level page table, such that the first 8 bits are...
ASH1198
336
views
asked
Dec 16, 2025
Operating System
virtual-memory
self-doubt
paging
multilevel-paging
operating-system
internal-fragmentation
memory-management
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0
0 votes
1
1 answer
260
260 views
UGC NET CSE | June 2025 | Part 2 | Question: 78
Match List I with List II$\begin{array}{|ll|ll|} \hline & \textbf{List I} & & \text{List II} \\ \hline \text{A.} & \text{Address Space} & \text{I.} & \text{Associative Ma...
Shubham Sharma 2
260
views
asked
Sep 10, 2025
Others
ugcnetcse-june2025
co-and-architecture
cache-memory
virtual-memory
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1
1 vote
1
1 answer
388
388 views
UGC NET CSE | January 2025 | Part 2 | Question: 42
If the virtual memory size is $32$ MB and a physical memory size is $4$ MB with a page size of $2$ KB, Calculate the number of frames available in physical memory$1024$$2...
Shubham Sharma 2
388
views
asked
Sep 10, 2025
Operating System
ugcnetcse-jan2025
operating-system
virtual-memory
memory-management
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–
0
0 votes
0
0 answers
210
210 views
UGC NET CSE | December 2023 | Part 2 | Question: 18
Given as $4 \mathrm{~GB}\left(\approx 4.3 \times 10^{9}\right.$ bytes $)$ of virtual space and typical page size of $4$ KB and each page table entry is $5$ bytes. How man...
Shubham Sharma 2
210
views
asked
Sep 9, 2025
Operating System
ugcnetcse-dec2023
operating-system
virtual-memory
process
co-and-architecture
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–
2
2 votes
0
0 answers
518
518 views
IITB MS/PhD Test | May 2024 | CS2 Question 6.iii
Assume that an OS uses a two-level page table setup with the following attributes: 32-bit address space, size of each PTE to be 4 bytes and page size of 4KB. Further, a p...
anupamsworld
518
views
asked
Aug 19, 2025
Operating System
operating-system
page-faults
virtual-memory
paging
multilevel-paging
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