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WGU C173 Study Guide Questions and Answers (Verified Answers)
1.Objected-oriented design and analysis step: Describe object
interactions.: -
How will polymorphism and inheritance work?
2.Objected-oriented design and analysis step: Indentify the most
important objects.: What problem needs to be solved?
3.Objected-oriented design and analysis step: Describe the application.: How will people use the application?
4.Objected-oriented design and analysis step: Gather requirements.: What are the responsibilities of the different objects?
5.Objected-oriented design and analysis step: Create a class diagram.: What ideas should be focused on in the application?
6.What is an advantage of using programming libraries?: The save
develop- ment time. 1 / 2
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7.What is a programming language library?: A set of related modules;
possibly precompiled.
8.Which aspect of a programming language would not likely affect the
execu- tion time (speed) of a program?: The compiler.
9.Which language is built on object-oriented design principles?: Java
10.In which programming language is a constructor used?: Java
11.When should a use case be written?: After gathering requirements.
12.What does UML provide?: A way to visually model computing
applications.
13.What is the correct rule regarding the number of elements a Python
list may contain?: It must be a sequence of zero or more elements.
14.What does a use case diagram do?: Provides an overview of
several use cases.
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