Exam-style question
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Explain how a communication system transmits information from a source to a destination, identifying the main components involved.
Model answer
What a good answer should say
- Information is first encoded by the transmitter, then transmitted through the channel, and finally decoded by the receiver.
- The transmitter modulates the signal, the channel propagates it, and the receiver demodulates it to recover the original information.
Explanation
Why this works
This answer shows understanding of the transmission process and identifies the transmitter, channel, and receiver, satisfying the objective.
Common mistake
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