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WAEC Data Processing 2018 Question 28

Question 28

Computer Maintenance

A good computer maintenance practice entails

  1. A.washing the dusty computer parts with soap and water.
  2. B.keeping computers exposed to sunlight to dry the body.
  3. C.cleaning the display unit with methylated spirit.
  4. D.blowing the system unit with blower.
Show the answer and explanation

Answer: D (blowing the system unit with blower.)

Explanation

A blower safely removes dust; water, sunlight and spirit can damage parts.