GATE CSE · 2021 · CS
Question 43: Operating System
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Question 43
CSMSQ2 marksNeeds review
Consider a computer system with multiple shared resource types, with one instance per resource type. Each instance can be owned by only one process at a time. Owning and freeing of resources are done by holding a global lock (L). The following scheme is used to own a resource instance:
function OwnResource(Resource R)
Acquire lock L // a global lock
if R is available then
Acquire R
Release lock L
else
if R is owned by another process P then
Terminate P, after releasing all resources owned by P
Acquire R
Restart P
Release lock L
end if
end if
end function
Which of the following choice(s) about the above scheme is/are correct?
Your answerSelect all correct options. You can choose more than one.
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2021CS
GATE CSE 2021 · Paper 2
Computer Science and Information Technology · Original paper archive
- Section
- Computer Science and Information Technology
- Question type
- Multiple select (MSQ)
- Marks
- 2 marks
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