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Database - ER Model and Business Rules - Discussion

Discussion Forum : ER Model and Business Rules - General Questions (Q.No. 3)
ER Model and Business Rules
3.
Inheritance is which of the following?
When a supertype entity inherits values of the subtype attribute
When a subtype entity inherits values of the supertype attribute
When a supertype entity inherits values of another supertype attribute
When a subtype entity inherits values of another subtype attribute
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
2 comments Page 1 of 1.
SUJITH-SpT said:   9 years ago
Inheritance enables you to share attributes between objects such that a subclass inherits attributes from its parent class.
Neeraj singh said:   1 decade ago
In the inheritance, child class inherited the property of parent class.
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