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Computer Studies 2022 JAMB Past Questions

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16

CRACKING comes under ___________

  • A. website service
  • B. transcription
  • C. computer crime
  • D. data security
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17

In the files, if order of operation on two or more files are similar, then operation will be

  • A. complex
  • B. simple
  • C. sequential
  • D. combinational
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18

What is a computer file.

  • A. A computer program
  • B. A document like bunch of text
  • C. A place on a computer where information is stored in a package
  • D. A physical paper document that entails how a computer works
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19

When does the output of a NAND gate =1?

  • A. whenever a 0 is present at an input
  • B. only when all input =0
  • C. whenever 1 is present at an input
  • D. only when all input =1
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20

A 2-input gate that can be used to pass a digital waveform unchanged at certain times and inverted at other times is ___________

  • A. AND gate
  • B. OR gate
  • C. NAND gate
  • D. XOR gate
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