- AConceptual database design
- BLogical database design
- CRequirement analysis
- DNone of these
DBMS Data Models - Quiz
- AAn entity is a distinguishable object that has an independent existence in the real world
- BAn entity may be related to itself
- CAn entity may be related to many other entities
- D All of these
- AThe attributes are the properties of an entity that characterize and describe it
- BEach attribute has a particular value
- CEach attribute can accept a value from a set of permitted values called the domain
- DAll of these
- AAddress
- BRoll number
- C Marks
- DAny of these
- AOne-to-one
- BOne-to-many
- CMany-to-many
- DMany-to-one
- AOne-to-one relationship
- BOne-to-many relationship
- CMany-to-one relationship
- DMany-to-many relationship
- AGeneralization
- BAggregation
- CParticipation
- DSpecialization
- AInheritance
- BSpecialization
- CAggregation
- DGeneralization
- AE-R
- BEER
- CUML
- DNone of these
- AConceptual
- BRelational
- CBoth (a) and (b)
- DNone of these
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DBMS Data Models - Quiz
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Time Taken: Questions: Answered: Not Answered:
Correct Answer:
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Percentage: %
- A. Conceptual database design
- B. Logical database design
- C. Requirement analysis
- D. None of these
Remarks:
Explanation: Conceptual database design
- A. An entity is a distinguishable object that has an independent existence in the real world
- B. An entity may be related to itself
- C. An entity may be related to many other entities
- D. All of these
Remarks:
Explanation: All of these
- A. The attributes are the properties of an entity that characterize and describe it
- B. Each attribute has a particular value
- C. Each attribute can accept a value from a set of permitted values called the domain
- D. All of these
Remarks:
Explanation: All of these
- A. Address
- B. Roll number
- C. Marks
- D. Any of these
Remarks:
Explanation: Roll number
- A. One-to-one
- B. One-to-many
- C. Many-to-many
- D. Many-to-one
Remarks:
Explanation: One-to-one
- A. One-to-one relationship
- B. One-to-many relationship
- C. Many-to-one relationship
- D. Many-to-many relationship
Remarks:
Explanation: One-to-many relationship
- A. Generalization
- B. Aggregation
- C. Participation
- D. Specialization
Remarks:
Explanation: Specialization
- A. Inheritance
- B. Specialization
- C. Aggregation
- D. Generalization
Remarks:
Explanation: Generalization
- A. E-R
- B. EER
- C. UML
- D. None of these
Remarks:
Explanation: UML
- A. Conceptual
- B. Relational
- C. Both (a) and (b)
- D. None of these
Remarks:
Explanation: Conceptual