IST 226 001 - Fall 2008 - Chapter 2 Review Questions

Networking Essentials



1) Define network topology. What is this often known as the network physical topology ?

2) List and briefly explain three basic types of wired network physical topology ?

3) In data communication, what is signal bounce and what problem does it cause ? What is required to prevent signal bounce.

4) What is the result of a single cable break in a bus topology ? in a star topology ? in a ring topology ?

5) In wireless networking, distinguish between an ad-hoc and a peer-to-peer topology. How is an access point (AP) utilized in each ?

6) List and explain three typical variations of the basic types of wired network physical topology ?

7) What is a hub ? Compare and contrast a hub and a repeater.

8) What is a passive hub and how does it compare to an active hub. Give several examples of commonly used passive hubs.

9) What is a switch ? How does a switch differ from active and from passive hubs ?

10) List several reasons for selecting one physical topology over another.