Multiplexing
1. The sharing of a medium and its link by two or more devices is called _______.
A.  modulation B.  encoding C.  line discipline D.  multiplexing
2. Which multiplexing technique transmits analog signals?
A.  FDM B.  TDM C.  WDM D.  (a) and (c)
3. Which multiplexing technique transmits digital signals?
A.  FDM B.  TDM C.  WDM D.  None of the above
4. Which multiplexing technique shifts each signal to a different carrier frequency?
A.  FDM B.  TDM C.  Both (a) and (b) D.  None of the above
5. In synchronous TDM, for n signal sources of the same data rate, each frame contains _______ slots.
A.  n B.  n + 1 C.  n - 1 D.  0 to n
6. In TDM, the transmission rate of the multiplexed path is usually _______ the sum of the transmission rates of the signal sources.
A.  greater than B.  less than C.  equal to D.  not related to
7. Which multiplexing technique involves signals composed of light beams?
A.  FDM B.  TDM C.  WDM D.  none of the above
8. _________ utilization is the use of available bandwidth to achieve specific goals.
A.  Frequency B.  Bandwidth C.  Amplitude D.  None of the above
9. . _______ is the set of techniques that allows the simultaneous transmission of multiple signals across a single data link.
A.  Demodulating B.  Multiplexing C.  Compressing D.  None of the above
10. ______ can be applied when the bandwidth of a link (in hertz) is greater than the combined bandwidths of the signals to be transmitted.
A.  TDM B.  FDM C.  Both (a) or (b) D.  Neither (a) or (b)