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

In relational data base, a table is also called:

Question # 2

Which is a possible value of flag?

Question # 3

The case block ends with:

Question # 4

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

Question # 5

The type of expression x > y is

Question # 6

The scope of a variable refers to its:

Question # 7

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

Question # 8

How many types of loop structure are available in C?

Question # 9

Another term for a conditional operator is:

Question # 10

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

Question # 11

In 3NT which form of dependency is removed ?

Question # 12

The 1NF describes the tabular format in which:

Question # 13

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

Question # 14

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

Question # 15

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

Question # 16

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

Question # 17

Which are basic data distribution strategies?

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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 In relational database, table is also called:
A. Table
B. Relation
C. File
D. Schema
3 Which can be previewed on the screen before printing?
A. Report
B. Form
C. Sub-form
D. None
4 The goal of normalization is to:
A. Get stable data structure
B. Increase number of relation
C. Increase redundancy
D. Remove constraints
5 Two or more attributes with different name but same meaning create a problem:
A. Homonyms
B. Synonyms
C. Aliases
D. Alternate attributes
6 A rule that states each foreign key value must match a primary key value in the other relation is called:
A. Referential integrity constraints
B. Key match rule
C. Entity key group rule
D. Foreign/ primary match rule
7 ------------- 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
8 The type of expression x > y is
A. arithmetic
B. logical
C. relational
D. conditional
9 A relation is in third normal form if it is in second normal form and:
A. Dependent on part of the key
B. Dependent on the whole key
C. Independent of the key
D. Has no transitive dependencies
10 Which format specific is used for integer data type?
A. %d
B. %S
C. %C
D. %f

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