IMS.
Authored by Omid Mustefa
Computers
University
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
_______________ is a database schema design technique in which an existing schema is modified to minimize redundancy and dependency on data.
Database
para-normalization
Database normalization
Database foreign key
None of them
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Belongs to advantages of normalization
minimize data redundancy.
Greater overall database organization.
flexible database design
All of them
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Normalization splits a large table into smaller tables and defines relationships between them to increase clarity in organizing data.
True
False
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Reasons for Normalizing database
Skill Matching
Collaboration and Team Formation
Making relations very large
All of them
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Each table cell should contain a single value
3NF
1NF
2NF
4NF
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The entity should be considered already in 1NF
1NF
2NF
3NF
None of them
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
is a drawback of Normalization
Careless decomposition may lead to a bad database design, leading to serious problems.
Greater overall database organization.
It reinforces the concept of relational integrity.
All of them
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