Q.No.1.a. Draw ER- notation for the given elements of ER-Model. Entities Strong Entity Weak Entity Associative Entity Relationship Degree Unary Binary Ternary Relationship Cardinality Mandatory One Mandatory Many Optional One Optional Many Answer:
Q.No.1.a. Draw ER- notation for the given elements of ER-Model. Entities Strong Entity Weak Entity Associative Entity Relationship Degree Unary Binary Ternary Relationship Cardinality Mandatory One Mandatory Many Optional One Optional Many Answer:
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Q.No.1.a. Draw ER- notation for the given elements of ER-Model.
- Entities
- Strong Entity
- Weak Entity
- Associative Entity
- Relationship Degree
- Unary
- Binary
- Ternary
- Relationship Cardinality
- Mandatory One
- Mandatory Many
- Optional One
- Optional Many
Answer:
b.Separate Entities and Attributes from the list given below:
- Skill
- Student
- Course
- Regno
- DepartmentName
- ProductID
- Salary
- Project
- DateCompleted
- Hobby
Answer:
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