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System calls, Processes, Threads, Inter‐process communication, Concurrency and synchronization. Deadlock. CPU scheduling. Memory management and Virtual memory. File systems. Disks is also under this

$$\scriptsize{\overset{{\large{\textbf{Mark Distribution in Previous GATE}}}}{\begin{array}{|c|c|c|c|c|c|c|c|}\hline
\textbf{Year}& \textbf{2022} & \textbf{2021-1}&\textbf{2021-2}&\textbf{2020}&\textbf{2019}&\textbf{2018}&\textbf{2017-1}&\textbf{2017-2}&\textbf{2016-1}&\textbf{2016-2}&\textbf{Minimum}&\textbf{Average}&\textbf{Maximum}
\\\hline\textbf{1 Mark Count} & 2 &4&2&2&2&3&2&2&1&1&1&2.1&4
\\\hline\textbf{2 Marks Count} & 4 &1&3&4&4&3&2&2&4&3&1&3&4
\\\hline\textbf{Total Marks} & 10 &6&8&10&10&9&6&6&9&7&\bf{6}&\bf{8.1}&\bf{10}\\\hline
\end{array}}}$$

Recent activity in Operating System

27 votes
4 answers
2
GATE IT 2004 | Question: 14
Which one of the following is NOT shared by the threads of the same process ? Stack Address Space File Descriptor Table Message Queue
Which one of the following is NOT shared by the threads of the same process ?StackAddress SpaceFile Descriptor TableMessage Queue
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30 votes
5 answers
3
GATE CSE 2017 Set 2 | Question: 07
Which of the following is/are shared by all the threads in a process? Program counter Stack Address space Registers (I) and (II) only (III) only (IV) only (III) and (IV) only
Which of the following is/are shared by all the threads in a process?Program counterStackAddress spaceRegisters(I) and (II) only(III) only(IV) only(III) and (IV) only
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2 votes
1 answer
6
Sector Interleaving - MCQs in CS - Timothy Williams
Sector interleaving in disks is done by a) the disk manufacturer b) the disk controller cord c) the os d) none of the above
Sector interleaving in disks is done bya) the disk manufacturerb) the disk controller cordc) the osd) none of the above
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29 votes
2 answers
11
GATE CSE 2011 | Question: 35
Consider the following table of arrival time and burst time for three processes $P0, P1$ and $P2.$ ... of processes. What is the average waiting time for the three processes? $5.0$ ms $4.33$ ms $6.33$ ms $7.33$ ms
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2 votes
1 answer
15
GATE CSE 2024 | Set 1 | Question: 15
Which of the following process state transitions is/are NOT possible? Running to Ready Waiting to Running Ready to Waiting Running to Terminated
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12 votes
4 answers
17
GATE CSE 2023 | Question: 13
Which one or more of the following options guarantee that a computer system will transition from user mode to kernel mode? Function Call malloc Call Page Fault System Call
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3 votes
1 answer
21
GATE Overflow | Operating Systems | Test 1 | Question: 4
The size of the virtual memory in a computer system depends on the size of the data bus main memory address bus RAM
The size of the virtual memory in a computer system depends on the size of the data busmain memoryaddress busRAM
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54 votes
8 answers
26
GATE IT 2007 | Question: 11
Let a memory have four free blocks of sizes $4k$, $8k$, $20k$, $2k$ ... $J7$ will be completed will be $16$ $19$ $20$ $37$
Let a memory have four free blocks of sizes $4k$, $8k$, $20k$, $2k$. These blocks are allocated following the best-fit strategy. The allocation requests are stored in a q...
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0 votes
0 answers
28
PGEE exam
What Bakery Algorithm improves: (a). throughput (b). latency (c). both (d). None
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15 votes
1 answer
29
Look-ahead buffer VS Look-aside buffer
What is the main difference between translation look aside buffer and translation look ahead buffer .
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28 votes
5 answers
30
GATE CSE 1989 | Question: 2-iv
Match the pairs in the following: ...
Match the pairs in the following:$$\begin{array}{ll|ll}\hline \text{(A)} & \text{Virtual memory} & \text{(p)} & \text{ Temporal Locality} \\\hline \text{(B)} & \text{Sha...
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