CS604 Online Quiz No 01 Solved Spring 2013

1. Kernel is responsible for scheduling the user level threads.

True
False


2. The problem with priority scheduling algorithm is ________.

Deadlock
Starvation
Aging
Nice value


3._______ command displays the contents of current working directory.

Ls
CS
Mv
CP


4. When processes are generated using fork () system call and then after that they are coordinated with each other using IPC channel. They are utilizing a separate address space for each of process (parent, child),, kernel resources and IPC channel. This makes it a more heavy. Which strategy can be used to make it light?

Termination of child process when these become more
Scheduling of each process
Use of threads
Use of threads


5. Which could not be the advantage of thread?

Separate address space
Quick response
Economical
Best in multiprocessing environment


6. In process management, some of the jobs can be suspended for some time in order to give other jobs a chance to be in execution. Which command can be used to place back a suspended program?

fg
top
ps
bg


7. Swapper is also termed as Short term scheduler.

True
False


8. The procedure “The time at which the process finished working MINUS the arrival time of the process MINUS CPU burst for that process” will help calculate the _________.

Non-primitive shortest scheduling
Preemptive job first scheduling
FCFS
RR scheduling


9. thread that is not executed for servicing a request by a user thread .It is named as -------------.

EINVAL
EAGAIN
LWP
POSIX



10. Linux OS can support multiple users at a time

TRUE
FALSE