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Computer Aptitude

BASIC COMPUTER KNOWLEDGE MCQs

Total Questions : 1975 | Page 4 of 198 pages
Question 31.  a cd-rom disk ....................... .
  1.    cannot be erased and rewritten
  2.    has more storage capacity than CD-R
  3.    holds less data than a floppy disk
  4.    can be written only once
 Discuss Question
Answer: Option A. -> cannot be erased and rewritten
Explanation :
Question 32.  secondary storage ..................... .
  1.    does not require constant power
  2.    does not use magnetic media
  3.    consists of four main types of devices
  4.    does not store information for lateral retrieval
 Discuss Question
Answer: Option A. -> does not require constant power
Explanation :
Question 33.  the primary device that a computer uses to store information ..................... .
  1.    TV
  2.    Storehouse
  3.    Desk
  4.    Hard drive
 Discuss Question
Answer: Option D. -> Hard drive
Explanation :
Question 34.  all of the following storage media have read and write capabilities except ........................ .
  1.    Flash memory cards
  2.    CD-ROMs
  3.    Hard disk drives
  4.    Floppy disks
 Discuss Question
Answer: Option B. -> CD-ROMs
Explanation :
Question 35.  ..................... is the process of dividing the disk into tracks and sectors.
  1.    Tracking
  2.    Formatting
  3.    Crashing
  4.    Allotting
 Discuss Question
Answer: Option B. -> Formatting
Explanation :
Question 36.  which device uses a handheld operation system?
  1.    APDA
  2.    A personal computer
  3.    A laptop
  4.    A mainframe
 Discuss Question
Answer: Option A. -> APDA
Explanation :
Question 37.  which of the following devices have a limitation that we can only read it but can not erase or modify it?
  1.    Tape drive
  2.    Hard disk
  3.    Compact disk
  4.    Floppy disk
 Discuss Question
Answer: Option C. -> Compact disk
Explanation :
Question 38.  the cpu is made up of control unit alu and
  1.    Memory
  2.    Input-Output
  3.    Register unit
  4.    All of the above
 Discuss Question
Answer: Option A. -> Memory
Explanation :
Question 39.  the two basic types of record-access methods are:
  1.    sequential and random
  2.    sequential and indexed
  3.    direct and immediate
  4.    on-line and realtime
 Discuss Question
Answer: Option A. -> sequential and random
Explanation :
Question 40.  the two basic types of record-access methods are:
  1.    sequential and random
  2.    sequential and indexed
  3.    direct and immediate
  4.    on-line and realtime
 Discuss Question
Answer: Option A. -> sequential and random
Explanation :

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