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Chapter 6: Database Management System Exam Tests

Database Management System MCQs - Chapter 6

Entity Relationship Modeling MCQ (Multiple Choice Questions) PDF - 6

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Entity Relationship Modeling Questions & Answers PDF Download: MCQ Quiz 6

MCQ 26: The entity types, super classes and subclasses are classified as

A) ER schema overlapping
B) ER schema functions
C) ER schema objects
D) EER schema constructs

MCQ 27: The subclass which has more than one super class is called

A) partial subclass
B) shared subclass
C) shared super class
D) joint super class

MCQ 28: The type of subclass constraint that one entity can be member of at most one subclass is classified as

A) incomplete joint constraint
B) complete joint constraint
C) disjointness constraint
D) jointness constraint

MCQ 29: In UML class diagrams, the inheritances that are permitted includes

A) single inheritance
B) multiple inheritance
C) shared schema inheritance
D) both a and b

MCQ 30: The leaf nodes in diagrams of generalization and specialization are considered as

A) extension classes
B) leaf classes
C) inverted classes
D) diverted classes

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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 Fundamentals App (Android & iOS)

Computer Fundamentals App (Android & iOS)

Digital Image Processing App (Android & iOS)

Digital Image Processing App (Android & iOS)