126 Chapter 6: Using ISDN and DDR Technologies
Figure 6-1
How to Use This Chapter
"Do I Know This Already?" Quiz
The purpose of the "Do I Know This Already?" quiz is to help you decide what parts of this
chapter to use. If you already intend to read the entire chapter, you do not necessarily need to
answer these questions now.
The 15-question quiz helps you determine how to spend your limited study time. The quiz is
sectioned into smaller, three-question "quizlets," each of which corresponds to the major topic
headings in the chapter. Use the scoresheet in Table 6-1 to record your scores.
"Do I Know This Already?" quiz
Low
score
Medium
score
High score,
want more
review
High
score
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Foundation
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