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WAEC Data Processing 2024 Question 12

Question 12

Information Transmission

The transmitter in communication is the component that

  1. A.decodes sender's signal by interpretation.
  2. B.encodes interpreted data by using machine language.
  3. C.broadcasts synchronous signals.
  4. D.launches signal into air.
Show the answer and explanation

Answer: D (launches signal into air.)

Explanation

A transmitter sends the signal out over the medium (e.g. radio waves into the air); decoding is done by the receiver.