The computer network principle of "self-study examination" _ Computers

Objective

Self-Study Exam The first stage of study is over, probably the book turned over again. Now is the summary time, originally intended to draw a map of their own, but turned the book, found that the map of the book is very clear, the focus is very prominent, so took a photo to bring. Attention to see AH, small partners, the following are the key context of the book Oh. Ha ha

Body

First of all, these two things are the core of this book.

Then, they all have something.

and a textbook, page 26th, figure 2-7.

and 21st page Figure 2-3

These pictures basically include the core of the whole book.

Summary

We first elephant the new content, and then we have a whole concept of the date. We should have a farsighted view of the whole situation. And then go to the nuances to realize the difference.