Exam-style question
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Name the three main parts of a communication system and briefly describe the role of each part.
Model answer
What a good answer should say
- The main parts are the transmitter, the channel, and the receiver.
- The transmitter converts the source signal into a form suitable for transmission, the channel carries the signal between transmitter and receiver, and the receiver converts the received signal back into a usable form.
Explanation
Why this works
This answer demonstrates recall of the three components and understanding of their functions, which is the core objective of identifying main parts.
Common mistake
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