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

A functional dependency between two or more non-key attributes is called:

Question # 2

Which of the following is a decision making statement

Question # 3

The 1NF describes the tabular format in which:

Question # 4

Which can be previewed on the screen before printing?

Question # 5

The value of expression in switch statement must be type of

Question # 6

Which object of database is used to retrieve data from database?

Question # 7

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

Question # 8

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

Question # 9

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

Question # 10

Which form of dependency is removed in 2NF?

Question # 11

Which format specific is used for integer data type?

Question # 12

The columns of a table correspond to:

Question # 13

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

Question # 14

In 3NT which form of dependency is removed ?

Question # 15

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

Question # 16

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

Question # 17

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

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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 C was developed in the year:
A. 1970
B. 1972
C. 1976
D. 1995
2 The columns of a table correspond to:
A. Table
B. Record
C. Field
D. Cell
3 The value of expression in switch statement must be type of
A. int
B. char
C. float
D. both a and b
4 Which of the following are anomalies that can be caused by redundancy in tables?
A. Insertion
B. Deletion
C. Modification
D. All
5 The conditional part of if statement consists of expression
A. arithmetic
B. logical expression
C. relational
D. both b and c
6 Different attributes in two different tables having same name are called:
A. Synonym
B. Homonym
C. Acronym
D. Mutually exclusive
7 Which can be previewed on the screen before printing?
A. Report
B. Form
C. Sub-form
D. None
8 The number of bytes used by 'int' data type in C are:
A. 2
B. 8
C. 12
D. 16
9 A relation is in 2NF if it is in 1NF and all its non-key attributes are:
A. Dependent on part of the primary key
B. Dependent on the entire primary key
C. Independent on the primary key
D. Independent of any other relation
10 Which form of dependency is removed in 2NF?
A. Functional
B. Transitive
C. Associative
D. Partial

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