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Chapter 6: Database Management System Exam Tests

Database Management System MCQs - Chapter 6

Entity Relationship Modeling Quiz Questions and Answers PDF - 3

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Entity Relationship Modeling Questions & Answers PDF Download: MCQ Quiz 3

MCQ 11: The kind of class whose entities belongs to some other data class is called

A) concrete classes
B) abstract classes
C) leaf node classes
D) template classes

MCQ 12: According to enhanced-entity relationships, the association between super class and subclass is as

A) super class is subset of subclass
B) subclass is subset of super class
C) subclass is partial joint of super class
D) super class is partial joint of subclass

MCQ 13: The possible specialization constraint includes

A) disjoint and total
B) overlapping and total
C) overlapping and partial
D) all of above

MCQ 14: The hierarchy in which each subclass participates in one subclass relationship is classified as

A) specialization hierarchy
B) generalization hierarchy
C) jointness hierarchy
D) disjoint hierarchy

MCQ 15: The type of lattice in which a subclass can be class or subclass in more than one association of subclasses is classified as

A) attribution lattice
B) specialization lattice
C) generalization lattice
D) disjoint lattice

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Entity Relationship Modeling App (Android & iOS)

Entity Relationship Modeling App (Android & iOS)

Database Management System App (Android & iOS)

Database Management System App (Android & iOS)

Computer Networks App (Android & iOS)

Computer Networks App (Android & iOS)

Computer Architecture App (Android & iOS)

Computer Architecture App (Android & iOS)