
Database Normalization Concepts

Interactive Video
•
Computers
•
11th - 12th Grade
•
Hard

Emma Peterson
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary purpose of database normalization?
To ensure data is stored in a single table
To increase data redundancy
To make databases more complex
To minimize data redundancy and improve data integrity
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT a rule for achieving the first normal form?
Each table must have a composite key
Values in fields should be atomic
All field names should be unique
No two records can be identical
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a partial dependency in the context of second normal form?
A field depends on the entire primary key
A field depends on only part of a composite primary key
A field depends on a non-key attribute
A field is independent of the primary key
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can a many-to-many relationship be resolved in a database?
By adding more fields to the table
By creating a composite key
By removing all primary keys
By creating a linking table
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a transitive dependency in the context of third normal form?
A field depends on a non-key attribute
A field depends on the entire primary key
A field is independent of all keys
A field depends on a part of the primary key
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which phrase helps remember the criteria for third normal form?
All fields are dependent on the key, the whole key, and nothing but the key
All fields are independent of the key
All fields are dependent on non-key attributes
All fields are dependent on part of the key
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is Boyce-Codd Normal Form (BCNF)?
A form that is less strict than third normal form
A form that allows cyclic dependencies
A form that ensures all determinants are candidate keys
A form that addresses multi-value dependencies
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