Multiplexing and Multiplexers » Exercise – 1
2. Quadrature multiplexing is
(a) same as FDM.
(b) same as TDM.
(c) a combination of FDM and TDM.
(d) the scheme where same carrier frequency is used for two different signals.
|Subject Name : Communication Engineering|
|Exam Name : IIT GATE, UPSC ESE, RRB, SSC, DMRC, NMRC, BSNL, DRDO, ISRO, BARC, NIELIT
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Multiplexing and Multiplexers » Exercise - 1 4. To separate channels in an FDM receiver, it is necessary to use : a. AND gates b. bandpass filters c. differentiation d. integration Multiplexing and Multiplexers » Exercise - 1 3. In order to separate channels in a TDM receiver, it is necessary to use : (a) AND gates (b) bandpass filters (c) differentiation (d) integration Telephone Engineering » Exercise - 17. A method of multiplexing in which the total frequency spectrum available is used by each channel, but only for part of the time. (a) FDM (b) TDM (c) SDM (d) GSM Multiplexing and Multiplexers » Exercise - 1 1. Multiplexing is used in : (a) Packet switching (b) Circuit switching (c) Data switching (d) None of the mentioned Basic Principles of Television Engineering » Exercise - 1 9. The value of Kell factor is about ........ (a) 0.5 (b) 0.3 (c) 0.7 (d) 0.9