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Database - Logical Database Design

Exercise : Logical Database Design - True or False
1.
An enterprise key is a primary key whose value is unique for a given relation.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
2.
A composite attribute does not get mapped into a relation.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
3.
A relation is a two-dimensional table.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
4.
Weak entities do not get mapped into a relation.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
5.
A primary key may be null.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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