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

Different attributes in two different tables having same name are called:

Question # 3

Database integrity refers to the

Question # 4

Which of the following anomalies result from a transitive dependency ?

Question # 5

C was developed in the year:

Question # 6

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

Question # 7

The type of expression x > y is

Question # 8

------------- is the process of converting complex data structures into simple and stable data structures

Question # 9

The program structure that executes program statements in order is

Question # 10

The 1NF describes the tabular format in which:

Question # 11

The entity integrity rule states that:

Question # 12

The case block ends with:

Question # 13

Which format specific is used for integer data type?

Question # 14

The scope of a variable refers to its:

Question # 15

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

Question # 16

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

Question # 17

A relation is in 2NF if it is in 1NF and all its non-key attributes are:

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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 We can make two way decisions with the help of
A. if
B. nested
C. if-else
D. all
2 Which are basic data distribution strategies?
A. Centralized
B. Partitioned
C. Replication
D. All
3 The conditional part of if statement consists of expression
A. arithmetic
B. logical expression
C. relational
D. both b and c
4 Which of the following is a decision making statement
A. break
B. getch ( )
C. if
D. all
5 ------------------- is created when two different names are used for the same information
A. synonyms
B. homonyms
C. mutually exclusive data
D. redundant information
6 The number of bytes used by 'int' data type in C are:
A. 2
B. 8
C. 12
D. 16
7 Which of the following are anomalies that can be caused by redundancy in tables?
A. Insertion
B. Deletion
C. Modification
D. All
8 In 3NT which form of dependency is removed ?
A. functional
B. non-functional
C. associative
D. transitive
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 In 2NF, which form of dependency is removed ?
A. associative
B. transitive
C. partial
D. functional

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