340c2

Write a 4- page report (excluding cover page and references) answering the following questions.

1. What      is the relationship between a signal’s spectrum and its bandwidth? What is      attenuation?
2. Compare      and contrast DTE with DeE. What are the components of the DTE and DCE?
3. What      are the different categories of modulation to change digital signals to      analog signals?
4. Define      channel capacity and what key factors affect channel capacity.
5. What      distinguishes Frequency Division Multiplexing (FDM)? Time Division Multiplexing      (TDM)? Statistical Time Division Multiplexing (STDM)? Wavelength Division      Multiplexing (WDM)?
6. Why is      multiplexing so cost-effective?