(See related pages)
You will know data modeling and data-analysis as systems analysis tools and techniques when you can:
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Define systems modeling and differentiate between logical and physical system models. |
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Define data modeling and explain its benefits. |
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Recognize and understand the basic concepts and constructs of a data model. |
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Read and interpret an entity relationship data model. |
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Explain when data models are constructed during a project and where the models are stored. |
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Discover entities and relationships. |
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Construct an entity relationship context diagram. |
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Discover or invent keys for entities and construct a key-based diagram. |
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Construct a fully attributed entity relationship diagram and describe all data structures and attributes to the repository or encyclopedia. |
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Normalize a logical data model to remove impurities that can make a database unstable, inflexible, and nonscalable. |
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Describe a useful tool for mapping data requirements to business operating locations. |