Copy the following
questions and answer after:
1.
Explain the
significance of the sampling theorem in digital communications? What is the
importance of the bit rate 64kbps in digital communications?
2.
In ISDN technology,
explain 2B + D.
3.
Why is the layering
approach important in analyzing the architecture of a communications network?
4.
Explain the
importance of using vocoders in digital communications.
5.
Explain the
significance of spread spectrum in communications.
6.
Why are matched
filters important in digital communications?
7.
Distinguish error
detection from error correction.
8.
Explain the
principle of total internal reflection in fiber optics technology.
9.
Differentiate
packet switching from circuit switching.
10. Explain the various MPEG compression formats.
11. Distinguish the generations of cellular
communications.
12. Cite at least 2 LAN
technologies, MAN technologies and WAN technologies.
