Database Management System MCQs - Chapter 1

Data Modeling: Entity Relationship Model Multiple Choice Questions PDF Download - 5

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Data Modeling Entity Relationship Model Questions & Answers PDF Download: MCQ Quiz 5

MCQ 21: The schema which specifies that all the database users requirements have been met is called

A) high level conceptual schema

B) high level logical schema

C) high level structural schema

D) high level detailed schema

MCQ 22: For a relationship type, the participation constraints and cardinality ratio are considered together to make

A) intensive constraints

B) recursive constraints

C) composite constraints

D) structural constraints

MCQ 23: The parent entity type or identifying entity type are considered as other names of

A) dominant entity type

B) non dominant entity type

C) composite entity type

D) non foreign entity type

MCQ 24: The relationship type with two degrees is classified as

A) extension association

B) intension association

C) binary relationship

D) ternary relationship

MCQ 25: The constraint which specifies the minimum number of relationship instances is classified as

A) participation constraint

B) non-participation constraint

C) extensive constraint

D) intensive constraint

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