Computer Science Questions 40-50

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

ANSWERS: COMPUTER SCIENCE QUESTIONS:

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