June 2006
Intermediate to advanced
1344 pages
42h 52m
English
book
Visual Basic 2005 for Programmers: Deitel Developer Series, Second Edition
by Paul J. Deitel - Deitel & Associates, Inc., Harvey M. Deitel - Deitel & Associates, Inc.
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6.11. (Optional) Software Engineering Case Study: Identifying Objects’ States and Activities in the ATM System
In Section 5.14, we identified many of the class attributes needed to implement the ATM system and added them to a class diagram (Fig. 5.28). In this section, we show how these attributes represent an object’s state. We identify some key states that our objects may occupy and discuss how objects change state in response to various events occurring in the system. We also discuss the workflow, or activities, that objects perform in the ATM system. We present the activities of the BalanceInquiry and Withdrawal transaction objects.
State Machine Diagrams
Each object in a system goes through a series of discrete states. An object’s current ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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