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Weak entity set is represented as (a) Underline (b) Double line (c) Double diamond (d) Double rectangle I got this question in an international level competition. This question is from Entity-Relationship Diagrams in chapter 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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Right option is (c) Double diamond Explanation: An entity set that has a primary key is termed a strong entity set.

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