passwella.
Menu

WAEC Data Processing 2017 Question 27

Question 27

Computer Maintenance

Which of the following is one of the tools used to maintain the computer?

  1. A.Blower
  2. B.Calliper
  3. C.Cotton wool
  4. D.Kerosine
Show the answer and explanation

Answer: A (Blower)

Explanation

A blower removes dust from inside the system unit and keyboard.