Entity Relationship (ER) Model and Diagrams
Curriculum and historical examination lineage for Entity Relationship (ER) Model and Diagrams under Unit 1 (Introduction and Conceptual Data Modeling) of Database Management Systems (21CSC205P) at SRMIST.
Historical appearance distribution across SRMIST Formative Tests (CT1, CT2) and University End Semester examinations.
Factual marks weightage of questions asked on this topic in historical examinations.
Representative historical questions extracted directly from SRMIST examination papers.
Conversion of ER model into relational table for strong entity set with multi value attribute creates (A) 1 table (B) 2 table (C) 3 table (D) 4 table [1]
The Rectangles divided into two parts represents (A) Entity set (B) Relationship set (C) Attributes of a relationship set (D) Primary key [1]
What is an Entity? Explain different type of Entities. Define weak entity. Show with example. [4]
An entity set that does not have sufficient attributes to form a primary key. (A) Strong entity set (B) Weak entity set (C) Cardinality set (D) Relationship set [1]
Provide an example to illustrate the relationship between a weak entity and its owner entity. [4]
Examinations where questions for Entity Relationship (ER) Model and Diagrams have appeared.
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