Q1. Define MAC address.
Q2. Define an IP address.
Q3. Explain following topologies:
a) Bus
b) Ring
c) star
Q4.Define the following:
a) Hub
b) Switch
c) Router
Q5. What are the advantages and disadvantages of following:
a) Optical fibers
b) Coaxial cable
c) Twisted pair
d) Radio waves
Q6. Define HDLC.
Explain the above questions in 1000-1200 words.