After you have finished this chapter, you should be able to answer the following questions.
6.1
From the Analog to the Digital Age How do digital data and analog data differ, and what does a modem do?
6.2
The Practical Uses of Communications What are some uses of new telecommunications technology?
6.3
Communications Media & Transfer Rates What are types of wired and wireless communications media, and what affects data transmission efficiency and speed?
6.4
Networks What are the benefits of networks, and what are their types, components, and variations?
6.5
Cyberethics: Controversial Material & Censorship What are some concerns regarding censorship of internet information?
