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

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

Question # 3

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

Question # 4

In 2NF, which form of dependency is removed ?

Question # 5

Database integrity refers to the

Question # 6

Another term for a conditional operator is:

Question # 7

In relational database, table is also called:

Question # 8

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

Question # 9

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

Question # 10

How many table views are available in MS Access?

Question # 11

The columns of a table correspond to:

Question # 12

Which form of dependency is removed n 3NF?

Question # 13

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

Question # 14

How many types of loop structure are available in C?

Question # 15

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

Question # 16

The type of expression x > y is

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 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
2 ------------- 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
3 Which is a possible value of flag?
A. -
B. +
C. Space
D. All of these
4 In 3NF, a non-key attribute must not depend on a :
A. Non-key attribute
B. Key attribute
C. Composite key
D. Sort key
5 How many types of loop structure are available in C?
A. 4
B. 3
C. 2
D. 6
6 C was developed in the year:
A. 1970
B. 1972
C. 1976
D. 1995
7 A constraint between two attributes is called:
A. Functional relation
B. Attribute dependency
C. Functional dependency
D. Functional relation constaint
8 A functional dependency between two or more non-key attributes is called:
A. Partial functional dependency
B. Partial non-key dependency
C. Transitive dependency
D. None
9 Storing the same information in two different ways or forms is called
A. database integrity
B. redundant information
C. homonyms
D. mutually exclusive data
10 The number of bytes used by 'int' data type in C are:
A. 2
B. 8
C. 12
D. 16

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