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Question 46 - CCBA discussion

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According to 'A Guide to the Business Analysis Body of Knowledge', the two most common data models are the entity-relationship diagram and what other model?

A.
Class model
Answers
A.
Class model
B.
Project network diagram
Answers
B.
Project network diagram
C.
Data flow diagram
Answers
C.
Data flow diagram
D.
WBS
Answers
D.
WBS
Suggested answer: A

Explanation:

The class model is most often used with object-oriented development, while the entity-relationship diagram is preferred for relational databases.

Answer D is incorrect. WBS isn't a data model, but a decomposition of the project scope.

Answer B is incorrect. The project network diagram is an illustrated flow of project activities.

Answer C is incorrect. A data flow diagram shows how data moves into, through, and out of a system.

asked 18/09/2024
Jorge Diaz
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