1
GATE CSE 2004
MCQ (Single Correct Answer)
+1
-0.3
Consider the following statements with respect to user-level threads and kernel-supported threads.
i) Context switch is faster with kernel- supported threads
ii) For user-level threads, a system call can block the entire process
iii) Kernel-supported threads can be scheduled independently
iv) Use-level threads are transparent to the kernel

Which of the above statements are true?

A
(ii), (iii) & (iv) only
B
(ii) & (iii) only
C
(i) & (iii) only
D
(i) & (ii) only
2
GATE CSE 2002
MCQ (Single Correct Answer)
+1
-0.3
Which of the following scheduling algorithms is non-preemptive?
A
Round Robin
B
First-In First-Out
C
Multilevel Queue Scheduling
D
Multilevel Queue Scheduling with Feedback
3
GATE CSE 2001
MCQ (Single Correct Answer)
+1
-0.3
A CPU has two modes-privileged and non-privileged. In order to change the mode from privileged to non-privileged
A
A hardware interrupt is needed
B
A software interrupt is needed
C
A privileged instruction (which does not generate an interrupt) is needed.
D
A non-privileged instruction (which does not generate an interrupt) is needed.
4
GATE CSE 2001
MCQ (Single Correct Answer)
+1
-0.3
A processor needs software interrupt to
A
Test the interrupt system of the processor
B
Implement co-routines
C
Obtain system services which need execution of privileged instructions
D
Return from subroutine
GATE CSE Subjects
Software Engineering
Web Technologies
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Medical
NEET
Graduate Aptitude Test in Engineering
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CBSE
Class 12