Database Management System MCQs – Practice Test 8 (Chapter 6)

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Free Entity Relationship Modeling Notes App Download: Type of specialization in which all the subclasses have membership condition on super class of similar attribute is classified as; MCQ with answers: key-defined specialization, constraint-defined specialization, entity-defined specialization, and attribute-defined specialization. Practice Advantages of DBMS Quiz Questions, download Kobo e-Book (Free Chapter) to master database concepts.

Entity Relationship Modeling MCQs – Practice Test 8 PDF Download

MCQ 36: The identification, aggregation and instantiation are abstraction concepts used in:

intension and extension models
classes and nodes models
concrete models
semantic data models

MCQ 37: The type of specialization in which all the subclasses have membership condition on super class of similar attribute is classified as:

constraint-defined specialization
key-defined specialization
entity-defined specialization
attribute-defined specialization

MCQ 38: If there is no association between aggregate and primitive objects then this can be represented as:

IS-A-COMPONENT-OF relationship
IS-A-PART-OF relationship
IS-A-SUPERCLASS-OF relationship
IS-A-SUBCLASS-OF relationship

MCQ 39: In the process of specialization, the specific attributes are also classified as:

public attributes
local attributes
aggregate attributes
segregate attributes

MCQ 40: The predicate-defined subclasses are also known as:

condition-defined subclasses
non condition subclasses
aggregation subclasses
segregation subclasses

Entity Relationship Modeling Notes App & e-Book – Database Management System Admission Tests

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