There are other good books available also. A good overview. This is a link to a page of hints for the Internet student. It has been generated by 501 students and is provided for you to link to if you wish for your course. It is a relatively painless way to acquire the vocabulary and an understanding of implications.
Magazines are often the most practical, timely way to get information about the Internet.
It changes so rapidly that all but general books are out of date before they are printed. Brouse the racks and the Web and sample. Crime and the Internet is illuminating for a variety of reasons. The Cuckoo's Egg. Highly recommended as it provides a historical introduction to the Internet as well as exploring potential applications and misapplications.