Digital Communications

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Questions and Answers

Which type of communication involves transmitting signals over short distances, such as face-to-face conversations?

  • Wireless communication
  • Digital communication
  • Telephone communication
  • Analog communication (correct)

What was the first electrical communication invented in 1844?

  • TV
  • Telephone
  • Telegraph (correct)
  • Wireless telegraphy

What type of communication produces a finite set of possible messages?

  • Wireless communication
  • Analog communication
  • Telephone communication
  • Digital communication (correct)

In what year was the transistor invented?

<p>1948 (B)</p> Signup and view all the answers

When did satellite communication begin?

<p>1960s (B)</p> Signup and view all the answers

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