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The total participation by entities is represented in E-R diagram as

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The total participation by entities is represented in E-R diagram as (a) Dashed line (b) Double line (c) Double rectangle (d) Circle This question was posed to me during an online exam. Query is from Entity-Relationship Design Issues in section Database Systems Design and Implementation of Database Management Select the correct answer from above options Interview Questions and Answers, Database Interview Questions and Answers for Freshers and Experience

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Correct answer is (b) Double line The best I can explain: It is used to represent the relation between several attributes.

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