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WAEC Data Processing 2017 Question 1

Question 1

History of Computers

One characteristic feature of the second generation computers is the presence of

  1. A.vacuum tubes.
  2. B.transistors.
  3. C.micro-chips.
  4. D.integrated circuit.
Show the answer and explanation

Answer: B (transistors.)

Explanation

Second-generation computers replaced vacuum tubes with transistors.