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- Question
Which of the following database activities determines the entities, attributes, and relationships of data?
Options- A. Conceptual data modeling
- B. Logical database design
- C. Physical database design and definition
- D. Database implementation
- Correct Answer
- Conceptual data modeling
- 1. CASE tools do not include which of the following features?
Options- A. Help to draw data models
- B. Help to generate code
- C. Help to manage people
- D. Create an information repository Discuss
- 2. Strategic Planning factors do not include which of the following?
Options- A. Organizational goals
- B. Critical success factors
- C. Information engineering
- D. Problem areas Discuss
- 3. In enterprise data modeling, which is incorrect?
Options- A. You review current systems.
- B. You implement the new database.
- C. You describe the data needed at a very high level of abstraction.
- D. You plan one or more database development projects. Discuss
- 4. The three-schema components include all, but:
Options- A. internal schema.
- B. conceptual schema.
- C. programming schema.
- D. external schema. Discuss
- 5. The Enterprise tier of the three-tiered database architecture includes:
Options- A. managing the data.
- B. managing the User-system interface.
- C. processing HTTP protocol.
- D. processing scripting tasks. Discuss
- 6. A subtype entity name should be which of the following?
Options- A. A singular noun
- B. Specific to the organization
- C. Concise
- D. All of the above Discuss
- 7. A supertype/subtype hierarchy has which of the following features?
Options- A. Subtypes at the lower lever in the hierarchy inherit attributes only from their immediate supertype.
- B. Attributes are assigned at the highest logical level.
- C. Subtypes at the higher lever in the hierarchy inherit attributes only from their immediate subtype.
- D. Attributes are assigned at the lowest logical level. Discuss
- 8. Which of the following is not one of the three ways to classify an action assertion?
Options- A. Condition
- B. Integrity Control
- C. Authorization
- D. Enabler Discuss
- 9. When an entity instance may be a member of multiple subtypes or it does not have to be a member of a subtype, it is which of the following?
Options- A. Disjoint with total specialization
- B. Disjoint with partial specialization
- C. Overlap with total specialization
- D. Overlap with partial specialization Discuss
- 10. An action assertion must include which of the following?
Options- A. Anchor object
- B. Action
- C. Corresponding object
- D. All of the above. Discuss
The Database Development Process problems
Search Results
Correct Answer: Help to manage people
Correct Answer: Information engineering
Correct Answer: You implement the new database.
Correct Answer: programming schema.
Correct Answer: managing the data.
Correct Answer: All of the above
Correct Answer: Attributes are assigned at the highest logical level.
Correct Answer: Enabler
Correct Answer: Overlap with total specialization
Correct Answer: All of the above.
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