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

Which of the following anomalies result from a transitive dependency ?

Question # 2

Two or more attributes with different name but same meaning create a problem:

Question # 3

The scope of a variable refers to its:

Question # 4

The columns of a table correspond to:

Question # 5

Which form of dependency is removed n 3NF?

Question # 6

Which are basic data distribution strategies?

Question # 7

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

Question # 8

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

Question # 9

Which format specific is used for integer data type?

Question # 10

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

Question # 11

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

Question # 12

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

Question # 13

The operator that is used in decision making is

Question # 14

Any array script should be:

Question # 15

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

Question # 16

How many types of loop structure are available in C?

Question # 17

Database integrity refers to the

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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 Which can be previewed on the screen before printing?
A. Report
B. Form
C. Sub-form
D. None
2 Which of the following anomalies result from a transitive dependency ?
A. Insertion
B. Modification
C. Deletion
D. All
3 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
4 In 2NF, which form of dependency is removed ?
A. associative
B. transitive
C. partial
D. functional
5 C was developed in the year:
A. 1970
B. 1972
C. 1976
D. 1995
6 The goal of normalization is to:
A. Get stable data structure
B. Increase number of relation
C. Increase redundancy
D. Remove constraints
7 In 3NF, a non key attribute must not depend on a
A. non key attribute
B. key attribute
C. composite key
D. sort key
8 A constraint between two attributes is called:
A. Functional relation
B. Attribute dependency
C. Functional dependency
D. Functional relation constaint
9 In relational database, table is also called:
A. Table
B. Relation
C. File
D. Schema
10 Different attributes in two different tables having same name are called:
A. Synonym
B. Homonym
C. Acronym
D. Mutually exclusive

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