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Which statement is true about multiplexing?(a) it is used to reduce the bandwidth(b) it is used to combine multiple data streams over a single data channel(c) it is used to allow multiple data streams over multiple channels(d) it is used to match and pass the same frequency signalI have been asked this question during a job interview.The query is from AGC topic in portion Receivers & Transducers of Analog Communications |
Answer» RIGHT answer is (b) it is used to COMBINE multiple data streams over a single data channel The EXPLANATION is: Multiplexing is a process where multiple data streams from different SOURCES are combined and transmitted over a single data channel. It is placed at the transmitting end to combine the signals. |
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