Aha Trivia Stuff Everyone Should Know
Aha Trivia: Stuff Everyone Should Know · ahatrivia.com/mb-communication-29147b27597d

In a simplex system, how do signals flow?

Only in one direction.

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  1. Only in one direction ✔
  2. In both directions at once
  3. In no direction at all

Why: Simplex systems send signals only one way, like radio or airport arrival screens.

Huh, didn't know that: Simplex systems send signals only one way, like radio or airport arrival screens.

The dad joke
Simplex is a one-way signal street.
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References

Answer: Only in one direction. Simplex systems send signals only one way, like radio or airport arrival screens.

  1. Communication en.wikipedia.org/wiki/Communication
    For simplex systems, signals flow only in one direction from the sender to the receiver, like in radio, cable television, and screens displaying arrivals and departures at airports.
    Checked 2026-11-07.

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