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Let E be an entity set in a relationship set R. If every entity in E participates in at least one relationships in R, Then the participation of E in R is __________

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Let E be an entity set in a relationship set R. If every entity in E participates in at least one relationships in R, Then the participation of E in R is __________

(a) Partial

(b) Total

(c) Complete

(d) Incomplete

The question was posed to me in an online quiz.

Query is from Entity Relationship Model topic in portion Database Design and the ER Model of RDBMS

1 Answer

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The correct choice is (b) Total

Easiest explanation: Let E be an entity set in a relationship set R. If every entity in E participates in at least one relation in R, Then the participation of E in R is total.

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