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Data Processing 2020 WAEC Past Questions

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1

The use of Visual Display Unit was a major breakthrough in the 

  • A. first generation computers
  • B. second generation computers
  • C. third generation computers
  • D. fifth generation computers
View Answer & Discuss WAEC 2020
2

In hexadecimal system, D is equivalent to

  • A. 15
  • B. 14
  • C. 13
  • D. 10
View Answer & Discuss (4) WAEC 2020
3

A teacher computed the average score of students in a given test. The result of the computation describes 

  • A. record
  • B. information
  • C. data
  • D. file
View Answer & Discuss (8) WAEC 2020
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4

The sum of 110\(_2\) and 101\(_2\) is

  • A. 1101\(_2\)
  • B. 1110\(_2\)
  • C. 1100\(_2\)
  • D. 1011\(_2\)
View Answer & Discuss (14) WAEC 2020
5

One advantage of the first generation computers is

  • A. Processing speed
  • B. Portability
  • C. heating effect
  • D. burglar-proof
View Answer & Discuss (18) WAEC 2020
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