Tuesday, November 25, 2014

The Database Development Process

1. 
Which of the following database activities allow for the actual retrieval and use of a database?
A.Enterprise modeling
B.Logical database design
C.Physical database design and definition
D.Database implementation
2. 
The three-schema components include all, but:
A.internal schema.
B.conceptual schema.
C.programming schema.
D.external schema.
3. 
Which is not a type of data management technology?
A.RelationalB.Rational
C.Object-orientedD.Dimensional
4. 
Which is not a relevant feature of CASE tools?
A.The ability to help draw data models using entity-relationship notations
B.The ability to generate code
C.An information repository
D.Access to a DB via the Internet
5. 
The first step in database development is which of the following?
A.Enterprise data modeling
B.Logical database design
C.Physical database design and definition
D.Database Implementation
6. 
Which of the following database activities determines the entities, attributes, and relationships of data?
A.Conceptual data modeling
B.Logical database design
C.Physical database design and definition
D.Database implementation
7. 
The use of packaged data models can offer which of the following benefits?
A.Reduce implementation time and costs
B.Higher quality models
C.Both A and B.
D.Neither A nor B.
8. 
The Enterprise tier of the three-tiered database architecture includes:
A.managing the data.
B.managing the User-system interface.
C.processing HTTP protocol.
D.processing scripting tasks.
9. 
An entity type is which of the following?
A.A major category of data about people, place, and things
B.The various departments of an organization
C.The application software
D.The business processes the support the mission of an organization
10. 
Strategic Planning factors do not include which of the following?
A.Organizational goals
B.Critical success factors
C.Information engineering
D.Problem areas

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