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

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

Question # 2

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

Question # 3

Which are basic data distribution strategies?

Question # 4

The number of bytes used by 'int' data type in C are:

Question # 5

In 3NF, a non key attribute must not depend on a

Question # 6

The 1NF describes the tabular format in which:

Question # 7

In relational database, table is also called:

Question # 8

In 3NF, a non-key attribute must not depend on a :

Question # 9

The case block ends with:

Question # 10

Database integrity refers to the

Question # 11

How many table views are available in MS Access?

Question # 12

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

Question # 13

The goal of normalization is to:

Question # 14

We can make two way decisions with the help of

Question # 15

Storing the same information in two different ways or forms is called

Question # 16

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

Question # 17

The operator that is used in decision making is

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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 The number of bytes used by 'int' data type in C are:
A. 2
B. 8
C. 12
D. 16
2 Every relation should have :
A. Primary key
B. Candidate key
C. Secondary key
D. Mutually exclusiveness
3 In relational data base, a table is also called:
A. Tuple
B. Relation
C. File
D. Schema
4 The program structure that executes program statements in order is
A. selection
B. sequence
C. repetition
D. iteration
5 The scope of a variable refers to its:
A. Length
B. Name
C. Accessibility
D. Data type
6 Which is a possible value of flag?
A. -
B. +
C. Space
D. All of these
7 Any array script should be:
A. Int
B. Float
C. Double
D. Array
8 In 3NT which form of dependency is removed ?
A. functional
B. non-functional
C. associative
D. transitive
9 The type of expression x > y is
A. arithmetic
B. logical
C. relational
D. conditional
10 The attribute on the left side of the arrow in a functional dependency is called:
A. Candidate key
B. Determinant
C. Foreign key
D. Primary key

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