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

Any array script should be:

Question # 2

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

Question # 3

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

Question # 4

The operator that is used in decision making is

Question # 5

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

Question # 6

The type of expression x > y is

Question # 7

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

Question # 8

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

Question # 9

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

Question # 10

The 1NF describes the tabular format in which:

Question # 11

------------------- is created when two different names are used for the same information

Question # 12

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

Question # 13

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

Question # 14

Which is a possible value of flag?

Question # 15

The program structure that executes program statements in order is

Question # 16

The conditional part of if statement consists of expression

Question # 17

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

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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 How many types of loop structure are available in C?
A. 4
B. 3
C. 2
D. 6
2 Which object of database is used to retrieve data from database?
A. Queries
B. Forms
C. Reports
D. Tables
3 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
4 ------------- is the process of converting complex data structures into simple and stable data structures
A. database integrity
B. homonyms
C. normalization
D. mutually exclusive data
5 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
6 In 3NF, a non key attribute must not depend on a
A. non key attribute
B. key attribute
C. composite key
D. sort key
7 Any array script should be:
A. Int
B. Float
C. Double
D. Array
8 The value of expression in switch statement must be type of
A. int
B. char
C. float
D. both a and b
9 Which is a possible value of flag?
A. -
B. +
C. Space
D. All of these
10 Which are basic data distribution strategies?
A. Centralized
B. Partitioned
C. Replication
D. All

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