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GATE CS 2021 : Operating System Quiz 2 (App update required to attempt this test)
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Question 1
In real time operating system
Question 2
Which of the following statements is true for time-sharing system?
Question 3
Consider the following statements regarding user - level and kernel - level thread-
1) Context switching is faster with kernel supported threads
2) User-level threads can be scheduled independently
3) User level threads are transparent to kernel
Which of the above statements are true?
Question 4
Process control block does not contain:
Question 5
main ()
{
if (fork() >=0 )
{
printf(“*”);
if(fork() == 0)
{
printf(“*”);
}
}
else
{
// do nothing
}
printf(“*”);
}
Question 6
Increasing the RAM of a computer typically improves performance because
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