Communication

Question 1

Why is a protocol essential for communication

Question 2

How can protocol implementation be viewed as a stack, where each layer has its own functionality

Question 3

List layers of the tcp/ip protocol suite

Question 4

Purpose and functions of the application layer

Question 5

Purpose and function of the transport layer

Question 6

Purpose and functions of the internet layer

Question 7

Purpose and functions of the link layer

Question 8

Explain how the tcp/ip protocol suite is applied when a message is sent from one host to another on the internet

Question 9

State purposes of the protocols; http, ftp, pop3, imap, smtp, BitTorrent

Question 10

State benefits, drawbacks, applications of circuit switching

Question 11

State benefits, drawbacks and applications of packet switching

Question 12

State functions of router in packet switching

Question 13

Explain how packet switching is used to pass messages across a network.