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Computer Aptitude

BASIC COMPUTER KNOWLEDGE MCQs

Total Questions : 1975 | Page 31 of 198 pages
Question 301.  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 302.  if a memory chip is volatile, it will ....................... .
  1.    explode if exposed to high temperatures
  2.    lose its contents if currents it turned off
  3.    be used for data storage only
  4.    be used to both read and write data
 Discuss Question
Answer: Option B. -> lose its contents if currents it turned off
Explanation :
Question 303.  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 304.  a software package to implement a data base is
  1.    System analysis
  2.    DBMS
  3.    Database
  4.    DASD
 Discuss Question
Answer: Option B. -> DBMS
Explanation :
Question 305.  the proper definition of a modern digital computer is
  1.    an electronic automated machine that can solve problems involving words and numbers
  2.    a more sophisticated and modified electronic pocket calculator
  3.    any machine that can perform mathematical operations
  4.    a machine that works on binary code
 Discuss Question
Answer: Option A. -> an electronic automated machine that can solve problems involving words and numbers
Explanation :
Question 306.  a software package to implement a data base is
  1.    System analysis
  2.    DBMS
  3.    Database
  4.    DASD
 Discuss Question
Answer: Option B. -> DBMS
Explanation :
Question 307.  who launched ibm's first pc in 1981?
  1.    Dean Cline
  2.    C.B. Rogers Jr.
  3.    John F. Akers
  4.    David Svenson
 Discuss Question
Answer: Option B. -> C.B. Rogers Jr.
Explanation :
Question 308.  a memory that contains a fine pattern of data permanently defined is
  1.    EPROM
  2.    RAM
  3.    ROM
  4.    PROM
 Discuss Question
Answer: Option C. -> ROM
Explanation :
Question 309.  in computer terminology a compiler means-
  1.    the same thing as a programmer
  2.    a program which translates source program into object program
  3.     key punch operator
  4.    a person who computes source programs
 Discuss Question
Answer: Option B. -> a program which translates source program into object program
Explanation :
Question 310.  who launched ibm's first pc in 1981?
  1.    Dean Cline
  2.    C.B. Rogers Jr.
  3.    John F. Akers
  4.    David Svenson
 Discuss Question
Answer: Option B. -> C.B. Rogers Jr.
Explanation :

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