Multiplexing
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Multiplexing
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20 Questions

1. The system which uses FM for the subcarriers is called _____
2. Which circuit does the actual multiplexing process in frequency division multiplexing?
3. Which circuit does the actual multiplexing process in frequency division multiplexing?
4. Multiplexing increases the number of communication channels for transmission.
5. The system which uses FM for the subcarriers is called _____
6. Multiplexing increases the number of communication channels for transmission.
7. In a four channel system, all four signals transmitted contain information.
8. Which of the following device is used to demultiplex the received signal?
9. What is the time allocated for each channel if the number of samples per frame is 4 and the frame rate is 100frames/sec?
10. Which of the following is not an advantage of time division multiplexing?
11. The circuit used to regenerate clock pulses from the transmitted PAM signals is called ____
12. What type of multiplexing is widely used in cellphones?
13. What device is used to demodulate a time division multiplexed analog wave?
14. Time division multiplexing: Digital signal:: Frequency division multiplexing:?
15. What is the purpose of one shot multivibrator?
16. The circuit used to regenerate clock pulses from the transmitted PAM signals is called ____
17. The transmission of multiple signals in a common frequency without interference is called _______
18. What are used to reduce or stop synchronization problems while receiving?
19. In which of the following systems multiplexing is not necessary?
20. The transmission of multiple signals in a common frequency without interference is called _______

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