For VIVA

For VIVA

University

20 Qs

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For VIVA

For VIVA

Assessment

Quiz

Information Technology (IT)

University

Practice Problem

Hard

Created by

Shiva Chintha

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When is a table is said to be 3NF

Normalization improves performance by reducing redundancy.

If and only if it is in 2NF and every non key attribute is Non-transitively dependent on the primary key

It involves introduction of redundancy in data

None of the above

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Identification of the ____ will let you know where you are in the normalization process.

normal form

primary key

attributes

repeating groups

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A table where all attributes are dependent on the primary key and are independent of each other, and no row contains two or more multivalued facts about an entity, is said to be in ____.

1NF

2NF

3NF

4NF

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A table in ____ contains no transitive dependencies.

1NF

2NF

3NF

none of the above

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The conflicts between design efficiency, information requirements, and processing speed are often resolved through ____.

conversion from 1NF to 2NF

conversion from 2NF to 3NF

compromises that may include denormalization

conversion from 3NF to 4NF

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A 2NF table can exhibit ____ dependency.

partial

complete

transitive

indirect

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tables in ____ will perform suitably in business transactional databases.

0NF

1NF

2NF

3NF

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