Networking Essentials Companion Guide

Chapter 1

Communications in a Connected World

Objectives

Upon completion of this chapter, you will be able to answer the following questions:

• What is a network?

• What is network data?

• What is network transmission speed and capacity?

• What are the roles of clients and servers in a network?

• What are the roles of network infrastructure devices?

Key Terms

This chapter uses the following key terms. You can find the definitions in the Glossary.

bandwidth page 18

client page 20

end devices page 24

Internet page 3

intermediary devices page 24

latency page 19

peer-to-peer (P2P) page 20

servers page 20

small office/home office (SOHO) page 3

throughput page 18

Introduction (1.0)

The Cisco Networking Academy‛s Networking Essentials 2.0 (NetEss 2.0) ...