12th Class ICS Computer Science Chapter 4 Online MCQ Test for (Data Integrity and Normalization)

ICS Part 2 Computer Science Online
Chapter 4 Test

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MCQ's Test For Chapter 0 "ICS Part 2 Computer Science Chapter 4 Online Test"

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ICS Part 2 Computer Science Chapter 4 Online Test

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Question # 1

The case block ends with:

Question # 2

In relational database, table is also called:

Question # 3

Two or more attributes with different name but same meaning create a problem:

Question # 4

In relational data base, a table is also called:

Question # 5

Database integrity refers to the

Question # 6

Another term for a conditional operator is:

Question # 7

A rule that states each foreign key value must match a primary key value in the other relation is called:

Question # 8

The operator that is used in decision making is

Question # 9

The attribute on the left side of the arrow in a functional dependency is called:

Question # 10

A relation is in third normal form if it is in second normal form and:

Question # 11

Which of the following is a decision making statement

Question # 12

------------ is a constraint on primary values that states that no attribute of a primary key should contain nulls

Question # 13

How many types of loop structure are available in C?

Question # 14

Any array script should be:

Question # 15

The columns of a table correspond to:

Question # 16

Which form of dependency is removed in 2NF?

Question # 17

How many table views are available in MS Access?

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ICS Part 2 Computer Science Chapter 4 Online Test MCQ's

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ICS Part II Computer Science Chapter 0 Important MCQ's

Sr.# Question Answer
1 Which of the following are anomalies that can be caused by redundancy in tables?
A. Insertion
B. Deletion
C. Modification
D. All
2 Different attributes in two different tables having same name are called:
A. Synonym
B. Homonym
C. Acronym
D. Mutually exclusive
3 The 1NF describes the tabular format in which:
A. All the key attributes are defined
B. No repeating groups in the table
C. All attributes are dependent on primary key
D. All
4 A relation is in third normal form if it is in second normal form and:
A. Dependent on part of the key
B. Dependent on the whole key
C. Independent of the key
D. Has no transitive dependencies
5 Which form of dependency is removed in 2NF?
A. Functional
B. Transitive
C. Associative
D. Partial
6 ------------------- is created when two different names are used for the same information
A. synonyms
B. homonyms
C. mutually exclusive data
D. redundant information
7 A rule that states each foreign key value must match a primary key value in the other relation is called:
A. Referential integrity constraints
B. Key match rule
C. Entity key group rule
D. Foreign/ primary match rule
8 How many types of loop structure are available in C?
A. 4
B. 3
C. 2
D. 6
9 In 3NF, a non key attribute must not depend on a
A. non key attribute
B. key attribute
C. composite key
D. sort key
10 The entity integrity rule states that:
A. No primary key attribute can be null
B. Each entity must have a primary key
C. Primary key must have only one attribute
D. None

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