Normal Forms
Quiz
•
Other
•
10th Grade
•
Practice Problem
•
Hard
Joseph Ighosiohwonoja
Used 18+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of First Normal Form (1NF)?
To increase data redundancy and ensure non-atomic values in each column.
To allow duplicate data and ensure non-atomic values in each column.
To eliminate duplicate data and allow atomic values in each column.
To eliminate duplicate data and ensure atomic values in each column.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a characteristic of Second Normal Form (2NF)?
All non-key attributes must be transitively dependent on the primary key.
All non-key attributes must be fully dependent on the primary key.
All attributes must be fully dependent on the primary key.
All non-key attributes must be partially dependent on the primary key.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In Third Normal Form (3NF), what does it mean for a non-key attribute to be transitively dependent on the primary key?
A non-key attribute is transitively dependent on the primary key if it is not related to the primary key at all.
A non-key attribute is transitively dependent on the primary key if it is directly dependent on the primary key.
A non-key attribute is transitively dependent on the primary key if it is only dependent on other non-key attributes.
A non-key attribute is transitively dependent on the primary key if it depends on another non-key attribute that depends on the primary key.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main difference between Second Normal Form (2NF) and Third Normal Form (3NF)?
2NF eliminates transitive dependencies, while 3NF eliminates partial dependencies.
2NF eliminates all dependencies, while 3NF eliminates only some dependencies.
2NF eliminates partial dependencies, while 3NF eliminates transitive dependencies.
2NF eliminates transitive dependencies, while 3NF eliminates all dependencies.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which normal form is based on the concept of functional dependencies?
1NF
BCNF
3NF
2NF
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of Boyce-Codd Normal Form (BCNF)?
To eliminate redundancy and anomalies in a relational database.
To simplify data retrieval in a relational database.
To improve data integrity in a relational database.
To increase redundancy and anomalies in a relational database.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which normal form is considered the highest level of normalization?
3NF
6NF
2NF
1NF
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