Operating System (3140702) MCQs

MCQs of Process and Threads Management

Showing 1 to 10 out of 70 Questions
1.
________ scheduler selects the jobs from the pool of jobs and loads into the ready queue.
(a) Long term
(b) Short term
(c) Medium term
(d) None of the above
Answer:

Option (a)

2.
_________ does the job of allocating a process to the processor.
(a) Long term scheduler
(b) Short term scheduler
(c) Medium term scheduler
(d) Dispatcher
Answer:

Option (d)

3.
A process can be ____________
(a) single-threaded
(b) multi-threaded
(c) Both single-threaded and multi-threaded
(d) None of above
Answer:

Option (c)

4.
A process can be terminated due to __________
(a) normal exit
(b) fatal error
(c) killed by another process
(d) All of the mentioned
Answer:

Option (d)

5.
A Process Control Block(PCB) does not contain which of the following :
(a) Bootstrap program
(b) Stack
(c) Process State
(d) I/O status information
Answer:

Option (a)

6.
An optimal scheduling algorithm in terms of minimizing the average waiting time of a given set of processes is ________.
(a) First come First served scheduling algorithm
(b) Round robin scheduling algorithm
(c) Shortest job - first scheduling algorithm
(d) None of the above
Answer:

Option (c)

7.
CPU performance is measured through ________.
(a) Throughput
(b) MHz
(c) Flaps
(d) None of the above
Answer:

Option (a)

8.
FIFO scheduling is ________.
(a) Preemptive Scheduling
(b) Non Preemptive Scheduling
(c) Deadline Scheduling
(d) Fair share scheduling
Answer:

Option (b)

9.
In operating system, each process has its own __________
(a) address space and global variables
(b) open files
(c) pending alarms, signals and signal handlers
(d) All of the mentioned
Answer:

Option (d)

10.
In Priority Scheduling a priority number (integer) is associated with each process. The CPU is allocated to the process with the highest priority (smallest integer = highest priority). The problem of Starvation of low priority processes may never execute, is resolved by __________.
(a) Terminating the process
(b) Aging
(c) Mutual Exclusion
(d) Semaphore
Answer:

Option (b)

Showing 1 to 10 out of 70 Questions