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

Question # 2

In relational data base, a table is also called:

Question # 3

The goal of normalization is to:

Question # 4

Another term for a conditional operator is:

Question # 5

Database integrity refers to the

Question # 6

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

Question # 7

We can make two way decisions with the help of

Question # 8

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

Question # 9

The operator that is used in decision making is

Question # 10

The scope of a variable refers to its:

Question # 11

The case block ends with:

Question # 12

Which form of dependency is removed n 3NF?

Question # 13

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

Question # 14

Which of the following is a decision making statement

Question # 15

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

Question # 16

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

Question # 17

Different attributes in two different tables having same name are 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 Any array script should be:
A. Int
B. Float
C. Double
D. Array
2 A constraint between two attributes is called:
A. Functional relation
B. Attribute dependency
C. Functional dependency
D. Functional relation constaint
3 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
4 We can make two way decisions with the help of
A. if
B. nested
C. if-else
D. all
5 In 2NF, which form of dependency is removed ?
A. associative
B. transitive
C. partial
D. functional
6 Which of the following is a decision making statement
A. break
B. getch ( )
C. if
D. all
7 In 3NT which form of dependency is removed ?
A. functional
B. non-functional
C. associative
D. transitive
8 ------------- 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
9 The columns of a table correspond to:
A. Table
B. Record
C. Field
D. Cell
10 C was developed in the year:
A. 1970
B. 1972
C. 1976
D. 1995

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