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 CS604 Quiz2 Operating System

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PostSubject: CS604 Quiz2 Operating System   Tue Jul 19, 2011 10:11 am

CS604 Quiz Operating System


___________ is a solution to the problem of indefinite blockage of low-priority processes.
Starvation
Deadlock
Aging
None of the these


_____ system call is used to write to a file or FIFO or any other IPC channel.
read
write
open
fork


Kernel is responsible for scheduling the user level threads.
True
False


___________ is the basis of queuing theory which is branch of mathematics used to analyze systems involving queues and servers.
Little’s formula
Deterministic theory
Queuing theory
Queuing analysis



Round Robin algorithm is similar to _____________ scheduling but preemption is added Shortest jab first
Shortest remaining time first
First come first serve
None of theses



The scheduling of _____________ are done by the operating system.
Kernel threads
User level threads
Both
None of these



Round Robin algorithm is most suitable for __________.
Time sharing system
Real time systems and batch systems
Running batch programs
Expert system



The nice value helps in assigning ______ to a process.
Select correct option:
Priority
Weight
Time
Scheduling

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