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The Database Development Process
Which of the following database activities determines the entities, attributes, and relationships of data?
Conceptual data modeling
Logical database design
Physical database design and definition
Database implementation
Correct Answer:
Conceptual data modeling
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The Database Development Process
Incremental commitment does not allow a project to be easily redirected or to be terminated.
Packaged data models can reduce implementation times and costs.
The systems development life cycle cannot be used with database implementation.
With an enterprise data model, it is much easier to build applications because you know exactly what data exist and what needs to be added.
Enterprise data modeling typically occurs during information systems planning.
There is one physical schema for each logical schema.
One of the most popular systems development life cycle methods is prototyping.
The physical database design identifies data integrity and security requirements.
The longest step of database development is database maintenance.
During logical database design, the conceptual data model is transformed into a logical data model which describes the data in terms of a specific data management technology.
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