| 7.1 | From the Analog to the Digital Age How do digital data and analog data differ, and what does a modem do? |
| 7.2 | The Practical Uses of Communications What are some uses of new telecommunications technology? |
| 7.3 | Communications Media & Transfer Rates What are types of wired and wireless communications media, and what affects data transmission efficiency and speed? |
| 7.4 | Transmitting Data: Behind-the-Scenes Details What other factors affect data transmission? |
| 7.5 | Networks What are the benefits of networks, and what are their types, components, and variations? |
| 7.6 | The Future of Communications What are the characteristics of the next generation of wired and wireless communications? |
| 7.7 | Cyberethics: Controversial Material & Censorship What are some concerns regarding censorship of internet information? |
