Introduction to Computers - MCQs

Q IBM System z10 is an example of __________ computer.

  • A mini
  • B super
  • C micro
  • D mainframe
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Q __________ is mainly used on IBM mainframe computers

  • A BCD
  • B ASCII
  • C BCD(8421)
  • D EBCDIC
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Computer Science Introduction to Computers Uploaded By: Safdar Ali

Q The extended ASCII code can represent up to __________ different characters.

  • A 128
  • B 512
  • C 256
  • D 1024
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Computer Science Introduction to Computers Uploaded By: Safdar Ali

Q Extended ASCII uses __________ to represent a character.

  • A 7 bits
  • B 8 bits
  • C 16 bits
  • D 32 bits
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Computer Science Introduction to Computers Uploaded By: Safdar Ali

Q BCD uses __________ binary code representation for a decimal digit.

  • A 8-bit
  • B 4-bit
  • C 32-bit
  • D 16-bit
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Computer Science Introduction to Computers Uploaded By: Safdar Ali

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