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WGU C173 Study Guide Questions and Answers (Verified Answers)
- 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?
- Objected-oriented design and analysis step: Describe the application.:
How will people use the application?
- Objected-oriented design and analysis step: Gather requirements.: What
are the responsibilities of the different objects?
- Objected-oriented design and analysis step: Create a class diagram.:
What ideas should be focused on in the application?
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6. What is an advantage of using programming libraries?: The save develop-
ment time.
7. What is a programming language library?: A set of related modules; possibly
precompiled.
- 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.
- 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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