Data Communications

Ch$.1$ Practice Set

$6.$ a$)$ What are the layers in the TCP$/$IP protocol suite?

b$)$ Which layers of the TCP$/$IP protocol suite are involved in a link$-$layer switch?

$7.$ List three application$-$layer protocols mentioned in this chapter on Data Communications.

$8.$ What are the types of addresses $($identifiers$)$ used in each of the following layers?

a$.$ network layer

b$.$ application layer

$9.$ A color image uses $10$ bits to represent a pixel. What is the maximum number of different colors that can be produced? Show the mathematical calculation of any bit representation.

$10.$ For each of the following two networks, discuss the consequences if a connection fails:

a$.$ Five devices arranged in a mesh topology

b$.$ Five devices arranged in a bus topology $($excluding in hub$)$