Introduction

Question 1

What is the difference between circuit switching and packet switching?

Answer 1

Circuit switching keeps a dedicated connection open (e.g., telephone), while packet switching breaks data into packets that take different routes before reassembly.

Question 2

What are the three types of network components?

Answer 2

End Devices, Intermediary Devices, and Network Media.

Question 3

Give an example of an end device.

Answer 3

A computer, printer, VoIP phone, or smartphone.

Question 4

What is the role of a router?

Answer 4

It directs data between different networks using IP addresses.

Question 5

What is the primary difference between LAN and WAN?

Answer 5

LAN covers a small area with high-speed connections, while WAN spans large areas and is managed by ISPs.

Question 6

What are the four layers of the TCP/IP model?

Answer 6

Application, Transport, Internet, and Network.

Question 7

What does the OSI Transport Layer do?

Answer 7

It segments, transfers, and reassembles data and uses ports and sockets.

Question 8

What is a Peer-to-Peer (P2P) network?

Answer 8

A network where devices act as both clients and servers, commonly used in small businesses and homes.