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Q 1/31
Score 0
In the context of databases, what is the process of organizing data to minimize redundancy known as?
30
Optimization
Normalization
Denormalization
Concatenation
Q 2/31
Score 0
What is the primary goal of normalization in database design?
30
Maximize data redundancy
Increase data complexity
Ignore data consistency
Minimize data redundancy
31 questions
Q.
In the context of databases, what is the process of organizing data to minimize redundancy known as?
1
30 sec
Q.
What is the primary goal of normalization in database design?
2
30 sec
Q.
Which of the following is NOT a benefit of normalization in relational databases?
3
30 sec
Q.
What is the process of transforming complex data structures into a simple and clean database design?
4
30 sec
Q.
Which normal form ensures that all non-key attributes are functionally dependent only on the primary key?
5
30 sec
Q.
Which normal form in database normalization eliminates transitive dependencies?
6
30 sec
Q.
Which normal form eliminates partial dependencies by ensuring that all non-key attributes are fully functionally dependent on the entire primary key?
7
30 sec
Q.
Which normalization anomaly occurs when a modification of a specific data value requires changes to multiple rows of a table?
8
30 sec
Q.
What normalization anomaly involves the inability to add certain data to the database without adding other unrelated data?
9
30 sec
Q.
Which normalization anomaly occurs when the deletion of a specific row in a table results in the loss of other unrelated data?
10
30 sec
Q.
In database normalization, what is the process of organizing a database into tables and columns to minimize redundancy and dependency?
11
30 sec
Q.
What is a candidate key in the context of database normalization?
12
30 sec
Q.
What is the primary goal of database normalization?
13
30 sec
Q.
What normalization form allows a database to be free of repeating groups and ensures that every piece of data is functionally dependent on the primary key?
14
30 sec
Q.
What is a primary key in a database?
15
30 sec
Q.
What is a foreign key in a database?
16
30 sec
Q.
What is a composite key in a database?
17
30 sec
Q.
What is a candidate key in a database?
18
30 sec
Q.
What is a unique key constraint in a database?
19
30 sec
Q.
What is the purpose of a foreign key constraint in a database?
20
30 sec
Q.
What type of constraint ensures that a column cannot have NULL values?
21
30 sec
Q.
Which of the following is an example of Domain Integrity in a database?
22
30 sec
Q.
What concept in database management ensures that every foreign key value matches a primary key value in another table?
23
30 sec
Q.
In database management, what does Entity Integrity refer to?
24
30 sec
Q.
Which of the following is an example of Referential Integrity in a database?
25
30 sec
Q.
What does Domain Integrity ensure in a database?
26
30 sec
Q.
Which of the following is an example of a Domain Integrity constraint in a database?
27
30 sec
Q.
What is the primary function of Entity Integrity in a database?
28
30 sec
Q.
Which type of integrity constraint in a database ensures that a column only accepts values that fall within a specified range?
29
30 sec
Q.
What is the purpose of Referential Integrity in a database system?
30
30 sec
Q.
Which type of integrity constraint in a database ensures that every row in a table is uniquely identified by a primary key?