MCQs of Computer Science Part 5

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MCQs of Computer Science

       1.      Which of the following keyboard shortcuts is use to change the case?
a.       Alt+F3
b.      Ctrl+F3
c.       Ctrl+Shift+F3
d.      Shift+F3
       2.      Which of the following coding schemes uses 4-bit code?
a.       BCD
b.      EBCDIC
c.       ASCII
d.      Unicode
       3.      _________ uses liquid crystal between the glass plates.
a.       CRT
b.      LCD
c.       ELD
d.      None of These
       4.      The translated program into machine code is called _________.
a.       System program
b.      Object program
c.       Source program
d.      None Of These
      5.      _________ is a collection of system programs that controls and co-ordinates the overall operations of a computer system.
a.       Utility program
b.      Device driver
c.       System software
d.      Operating system
     6.      Which of the following communication medium requires "line-of-sight"?
a.       Twisted-Pair cable
b.      Fiber-Optic cable
c.       Microwave
d.      Coaxial cable
     7.      What type of operating system MS-DOS is?
a.       Menu Driven Interface
b.      Command Line Interface
c.       Multitasking
d.      Graphical User Interface
      8.      FormatC is an example of virus _________.
a.       Boot Sector
b.      Logic Bomb
c.       Chernobal
d.      Torjan Horse
        9.      Analog signal is measured in:
a.       Digits
b.      Hertz
c.       Volt
d.      WATTS
     10.  Open System Interconnection (OSI) model consists of _________ layers.
a.       Five
b.      Six
c.       Seven
d.      Eight

 Answers
  1. D
  2. A
  3. B
  4. B
  5. D
  6. C
  7. B
  8. D
  9. C
  10. C


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