Computer Awareness for IBPS , SBI and Bank Exams

Get Free Practice Here Computer Awareness for IBPS , SBI and Bank Exams  MCQ Questions and Answers  for various Government Exams like IBPS RRB PO, NABARD, SSC CPO, SSC CGL, SSC CHSL, IBPS PO, RBI Grade B and Entrance Exams

1.  Which of the following does not affect the resolution of a video display image?
a
  Bandwidth
b
 Raster scan rage
c
 Vertical and horizontal lines of resolution
d
 Screen Size
e
 None of these
Answer & Explanation
Answer : Option A
2.  Latency time is
a
  Time to spin the needed data under head
b
 Time to spin the needed data under track
c
 Time to spin data under sector
d
 All of these
e
 None of these
Answer & Explanation
Answer : Option A
3.  DPI stands for
a
  Desktop projection Ink
b
 Dot per inch
c
 Dot-matrix printer ink
d
 Desktop pixel Inch
e
 None of these
Answer & Explanation
Answer : Option B
4.  Databases software may be divided into
a
  five distinct categories
b
 four distinct categories
c
 three distinct categories
d
 two distinct categories
e
 None of these
Answer & Explanation
Answer : Option C
5.  File record length
a
  Should always be fixed
b
 Should always be variable
c
 Depends upon the size of file
d
 Should be chosen to match the data characteristics.
e
 None of these
Answer & Explanation
Answer : Option D
6.  ………….is the time required by a sector to reach below read/write heat
a
  Seek Time
b
 Latency Time
c
 Access Time
d
 None
e
 None of these
Answer & Explanation
Answer : Option B
7.  ………….is a technique of improving the priority of process waiting in Queue for CPU allocation
a
  Starvation
b
 Ageing
c
 Revocation
d
 Relocation
e
 None of these
Answer & Explanation
Answer : Option B
8.  A grammar for a programming language is a formal description of
a
  Syntax
b
 Semantics
c
 Structure
d
 Code
e
 None of these
Answer & Explanation
Answer : Option C
9.  …………is a technique of temporarily removing inactive programs from the memory of computer system
a
  Swapping
b
 Spooling
c
 Semaphore
d
 Scheduler
e
 None of these
Answer & Explanation
Answer : Option A
10.  The memory allocation scheme subject to 'external' fragmentation is
a
  segmentation
b
 swapping
c
 pure demand paging
d
 multiple fixed contiguous partitions
e
 None of these
Answer & Explanation
Answer : Option A
11.  Virtual memory is
a
  simple to implement
b
 used in all major commercial operating systems
c
 less efficient in utilization of memory
d
 useful when fast I/O devices are not available
e
 None of these
Answer & Explanation
Answer : Option B
12.  Before proceeding with its execution, each process must acquire all the resources it needs is called
a
  hold and wait
b
 No pre-emption
c
 circular wait
d
 starvation
e
 None of these
Answer & Explanation
Answer : Option A
13.  The main reason to encrypt a file is to ……………
a
  Reduce its size
b
 Secure it for transmission
c
 Prepare it for backup
d
 Include it in the start-up sequence
e
 None of these
Answer & Explanation
Answer : Option B
14.  'LRU' page replacement policy is
a
  Last Replaced Unit
b
 Last Restored Unit
c
 Least Recently Used
d
 Least Required Unit
e
 None of these
Answer & Explanation
Answer : Option C
15.  Which of the following is not a fundamental process state
a
  ready
b
 terminated
c
 executing
d
 blocked
e
 None of these
Answer & Explanation
Answer : Option D
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