$1.$ What is the internet? What is the physical view of the internet? What is the service view of the internet? $(4$ Points$)$

$2.$ What is a network protocol? List at least five network protocols $($expand the abbreviations$).$ What do these listed protocols do$?(12$ Points$)$

$3.$ Describe network edge, access network, and network core. $(6$ Points$)$

$4.$ Describe bandwidth and data rate. $(4$ Points$)$

Bandwith is the maximum capacity for data while data rate is the actual flow of data at any given time

$5.$ Draw the overall network setup diagram for each of the below listed access networks. Explain the architecture and working for each of the below listed access networks. $(50$ Points$)$

DSL access network

Cable access network

Home access network

Enterprise access network

Wireless access network.

$6.$ Describe physical media that is used in networking. List the categories of physical media and explain each category. $(6$ Points$)$

$7.$ Give at least three examples for each category of physical media. What are the unique characteristics $($at least two$)$ of the listed examples of physical media? $(18$ Points$)$