Operating systems concept MCQ Test 13

UGC-NET/GATE Multiple Choice Questions for Operating System.

Congratulations - you have completed UGC-NET/GATE Multiple Choice Questions for Operating System..

You scored %%SCORE%% out of %%TOTAL%%.

Your performance has been rated as %%RATING%%


Your answers are highlighted below.
Question 1
With a shared file :
  1. only one actual file exists
  2. there are two copies of the file
  3. the changes made by one person are not reflected to the other
  4. the changes made by one person are reflected to the other
A
I and III
B
II and III
C
II, III and IV
D
I and IV
Question 2
Servicing requests strictly according to deadline using EDF may result in :
A
lower seek times
B
lower bandwidth
C
higher seek time
D
higher bandwidth
Question 3
Bounded waiting implies that there exists a bound on the number of times a process is allowed to enter its critical section :
A
after a process has made a request to enter its critical section and before the request is granted
B
when another process is in its critical section
C
before a process has made a request to enter its critical section
D
none of the above
Question 4
The system/370 assembler language
A
allows the programmer to write base registers and displacements explicitly in the source program.
B
allows multiple programs to reside in separate areas of core at the same time.
C
is a term that refers to the control programs of an operating system.
D
None of the above
Question 5
When using counters to implement LRU, we replace the page with the :
A
smallest time value
B
largest time value
C
greatest size
D
none of the above
Question 6
Program threats are
A
Trojan Horse
B
trap doors
C
both (A) and (B)
D
none of these
Question 7
The major disadvantage with linked allocation is that :
A
internal fragmentation
B
external fragmentation
C
there is no sequential access
D
there is only sequential access
Question 8
The bounded buffer problem is also known as :
A
Readers Writers problem
B
Dining Philosophers problem
C
Producer Consumer problem
D
none of the above
Question 9
In UNI,X the ..... system call is used to send a signal.
A
sig
B
send
C
kill
D
sigsend
Once you are finished, click the button below. Any items you have not completed will be marked incorrect. Get Results
There are 9 questions to complete.

Add Comment

Read more:
Indian history MCQ Practice Test 384

Indian history MCQ Practice Test 406

MCQ On Information and Communication Technology (ICT) Practice Test 35

Indian history MCQ Practice Test 438

teaching aptitude, MCQ
Teaching Aptitude Online Practice Test 141

Close