Database - Logical Database Design

Exercise : Logical Database Design - General Questions
6.
When mapping a multivalued attribute into a relation which of the following is true?
One relation is created.
Two relations are created.
Three relations are created.
Four relations are created.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

7.
If no multivalued attributes exist in a relation, then the relation is in what normal form?
First normal form
Second normal form
Third normal form
Fourth normal form
Answer: Option
Explanation:
No answer description is available. Let's discuss.

8.
A primary key is which of the following?
Any attribute
An attribute that uniquely identifies each row
An attribute that uniquely identifies each column
A derived attribute
Answer: Option
Explanation:
No answer description is available. Let's discuss.

9.
The relational model consists of:
data in the form of tables.
data redundancy.
operations using non-SQL languages.
unorganized data.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

10.
When mapping a binary many-to-many relationship into a relation which of the following is true?
One relation is created.
Two relations are created.
Three relations are created.
Four relations are created.
Answer: Option
Explanation:
No answer description is available. Let's discuss.