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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ICS Part 2 Computer Science Chapter 4 Online Test

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Question # 1

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

Question # 2

In relational data base, a table is also called:

Question # 3

In 3NT which form of dependency is removed ?

Question # 4

Another term for a conditional operator is:

Question # 5

The columns of a table correspond to:

Question # 6

Which form of dependency is removed n 3NF?

Question # 7

Which format specific is used for integer data type?

Question # 8

A constraint between two attributes is called:

Question # 9

Which of the following are anomalies that can be caused by redundancy in tables?

Question # 10

Every relation should have :

Question # 11

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

Question # 12

The program structure that executes program statements in order is

Question # 13

Which form of dependency is removed in 2NF?

Question # 14

Any array script should be:

Question # 15

How many types of loop structure are available in C?

Question # 16

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

Question # 17

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

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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 ------------------- is created when two different names are used for the same information
A. synonyms
B. homonyms
C. mutually exclusive data
D. redundant information
2 Which can be previewed on the screen before printing?
A. Report
B. Form
C. Sub-form
D. None
3 Which of the following is a decision making statement
A. break
B. getch ( )
C. if
D. all
4 The value of expression in switch statement must be type of
A. int
B. char
C. float
D. both a and b
5 Which form of dependency is removed in 2NF?
A. Functional
B. Transitive
C. Associative
D. Partial
6 The number of bytes used by 'int' data type in C are:
A. 2
B. 8
C. 12
D. 16
7 Every relation should have :
A. Primary key
B. Candidate key
C. Secondary key
D. Mutually exclusiveness
8 The columns of a table correspond to:
A. Table
B. Record
C. Field
D. Cell
9 The goal of normalization is to:
A. Get stable data structure
B. Increase number of relation
C. Increase redundancy
D. Remove constraints
10 We can make two way decisions with the help of
A. if
B. nested
C. if-else
D. all

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