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

Question # 2

How many types of loop structure are available in C?

Question # 3

Which is a possible value of flag?

Question # 4

Which of the following anomalies result from a transitive dependency ?

Question # 5

Which are basic data distribution strategies?

Question # 6

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

Question # 7

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

Question # 8

Database integrity refers to the

Question # 9

The columns of a table correspond to:

Question # 10

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

Question # 11

The entity integrity rule states that:

Question # 12

The program structure that executes program statements in order is

Question # 13

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

Question # 14

C was developed in the year:

Question # 15

Another term for a conditional operator is:

Question # 16

We can make two way decisions with the help of

Question # 17

In 2NF, which form of dependency is removed ?

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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 table views are available in MS Access?
A. 1
B. 3
C. 2
D. 4
2 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
3 Which of the following is a decision making statement
A. break
B. getch ( )
C. if
D. all
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 The 1NF describes the tabular format in which:
A. All the key attributes are defined
B. No repeating groups in the table
C. All attributes are dependent on primary key
D. All
6 Every relation should have :
A. Primary key
B. Candidate key
C. Secondary key
D. Mutually exclusiveness
7 Any array script should be:
A. Int
B. Float
C. Double
D. Array
8 In relational database, table is also called:
A. Table
B. Relation
C. File
D. Schema
9 The conditional part of if statement consists of expression
A. arithmetic
B. logical expression
C. relational
D. both b and c
10 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

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