July 2008
Intermediate to advanced
544 pages
16h 52m
English
Content preview from Computers as Components, 2nd Edition
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454 CHAPTER 9 System Design Techniques
9.4 SYSTEM ANALYSIS AND ARCHITECTURE DESIGN
In this section we consider how to turn a specification into an architecture design.
We already have a number of techniques for making specific decisions;in this section
we look at how to get a handle on the overall system architecture. The CRC card
methodology is a well-known and useful way to help analyze a system’s structure. It
is particularly well suited to object-oriented design since it encourages the encapsu-
lation of data and functions.The acronym CRC stands for the following three major
items that the methodology tries to identify:
■ Classes define the logical ...