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DRDO CSE 2022 Paper 2 | Question: 7
_________ is an $\text{IEEE 1003.1C}$ standard $\text{API}$ for thread creation and synchronization in operating system.

admin asked in Operating System Dec 15, 2022

by admin

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2

Fork System Call and Threads | OS | MSQ
MSQ Consider the following statements, which one of the following is/are TRUE In fork() system call, child process inherits all the open file descriptors of parent process In fork() system call, child process copies the code of the ... system call, child process shares the code of the parent process User level threads shares the code segment of the process

Souvik33 asked in Operating System Nov 28, 2022

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Best Open Video Playlist for Threads Topic | Operating Systems
Please list out the best free available video playlist for Threads from Operating Systems as an answer here (only one playlist per answer). We'll then select the best playlist and add to GO classroom video lists. You can add ... standard ones are more likely to be selected as best. For the full list of selected videos please see here

makhdoom ghaya asked in Study Resources Aug 20, 2022

by makhdoom ghaya

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4

#fork #threads
Consider the following program segment of C-programming language: #include<stdio.h> int main() { if (fork() || fork()) fork(); printf("GATE\n"); return 0; } Number of times the above program prints 'GATE' is_?

jayadev asked in Operating System Feb 1, 2022

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5

#threads
Why the operating system has the knowledge about kernel level threads but not about user level threads?

jayadev asked in Operating System Dec 7, 2021

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6

#threads
Does kernel level threads have separate PCB(process control block)?

jayadev asked in Operating System Dec 6, 2021

178 views

14 votes

4 answers

7

GATE CSE 2021 Set 2 | Question: 42
Consider the following multi-threaded code segment (in a mix of C and pseudo-code), invoked by two processes $P_1$ and $P_2$, and each of the processes spawns two threads $T_1$ and $T_2$: int x = 0; // global Lock L1; // global main () { create a ... the value of $y$ as $2.$ Both $T_1$ and $T_2$, in both the processes, will print the value of $y$ as $1.$

Arjun asked in Operating System Feb 18, 2021

by Arjun

6.0k views

4 votes

2 answers

8

OS NPTEL ASSIGNMENT QUESTION
Degree of concurrency in threads can be arranged in the manner One-to-one > many-to-one > many-to-many One-to-one > many-to-many > many-to-one Many-to-many > many-to-one > one-to-one None of the above answer given is A but according to me answer is B. Someone please confirm

Akanksha Agrawal asked in Unknown Category Sep 7, 2020

by Akanksha Agrawal

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2 answers

9

NIELIT 2017 OCT Scientific Assistant A (IT) - Section B: 23
Which two are valid constructions for Thread? Thread(Runnable r, String name) Thread() Thread(int priority) Thread(Runnable r, ThreadGroup g) Thread(Runnable r, int priority) $1$ and $3$ $2$ and $4$ $1$ and $2$ $2$ and $5$

Lakshman Patel RJIT asked in Operating System Apr 1, 2020

by Lakshman Patel RJIT

514 views

2 votes

4 answers

10

NIELIT 2017 DEC Scientific Assistant A - Section B: 9
Operating System maintains the page table for : each process each thread each instruction each address

Lakshman Patel RJIT asked in Operating System Mar 31, 2020

by Lakshman Patel RJIT

12.9k views

2 votes

4 answers

11

UGC NET CSE | January 2017 | Part 3 | Question: 53
One of the disadvantages of user level threads compared to Kernel level thread is If a user level thread of a process executes a system call, all threads in that process are blocked. Scheduling is application ... require kernel mode privileges. The library procedures invoked for thread management in user level threads are local procedures.

go_editor asked in Operating System Mar 24, 2020

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12

Andrew S. Tanenbaum (OS) Edition 4 Exercise 2 Question 53 (Page No. 178)
Consider a system in which it is desired to separate policy and mechanism for the scheduling of kernel threads. Propose a means of achieving this goal.

Lakshman Patel RJIT asked in Operating System Oct 25, 2019

by Lakshman Patel RJIT

462 views

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1 answer

13

Andrew S. Tanenbaum (OS) Edition 4 Exercise 2 Question 27 (Page No. 175)
In a system with threads, is there one stack per thread or one stack per process when user-level threads are used? What about when kernel-level threads are used? Explain.

Lakshman Patel RJIT asked in Operating System Oct 25, 2019

by Lakshman Patel RJIT

416 views

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1 answer

14

Andrew S. Tanenbaum (OS) Edition 4 Exercise 2 Question 11 (Page No. 174)
If a multithreaded process forks, a problem occurs if the child gets copies of all the parent’s threads. Suppose that one of the original threads was waiting for keyboard input. Now two threads are waiting for keyboard input, one in each process. Does this problem ever occur in single-threaded processes?

Lakshman Patel RJIT asked in Operating System Oct 24, 2019

by Lakshman Patel RJIT

830 views

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