gs gs114 Introduction to Relational Model and SQL - Modification of Database - Quiz No.1

gs gs114 Relational Database Management System Quiz

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Question 3: The primary key of the representation of a weak entity set consists of the primary key of the strong entity set and the _______
Question 4: For a binary many to many relationship, the ________ of the participating entity sets becomes the prime attribute
Question 5: For a binary one to one relationship, the ________ of the participating entity sets becomes the prime attribute
Question 6: For a binary many to many relationship, the ________ of the participating entity sets becomes the prime attribute
Question 7: For a n-ary relationship set without arrows, the ________ of the participating entity sets becomes the prime attribute
Question 9: Statement 1: We can create foreign key constraints on relational schema derived from ER diagram
Statement 2: Relational schema cannot be derived from an ER diagram
Question 10: Which of the following can affect the placement of the relationship attributes?


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