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

Question # 2

C was developed in the year:

Question # 3

The value of expression in switch statement must be type of

Question # 4

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

Question # 5

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

Question # 6

Database integrity refers to the

Question # 7

The 1NF describes the tabular format in which:

Question # 8

Which of the following anomalies result from a transitive dependency ?

Question # 9

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

Question # 10

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

Question # 11

Which are basic data distribution strategies?

Question # 12

Which can be previewed on the screen before printing?

Question # 13

We can make two way decisions with the help of

Question # 14

In 3NT which form of dependency is removed ?

Question # 15

The case block ends with:

Question # 16

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

Question # 17

Which format specific is used for integer data type?

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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 columns of a table correspond to:
A. Table
B. Record
C. Field
D. Cell
2 Which form of dependency is removed n 3NF?
A. Functional
B. Non-functional
C. Associative
D. Transitive
3 Which object of database is used to retrieve data from database?
A. Queries
B. Forms
C. Reports
D. Tables
4 Database integrity refers to the
A. correctness of data
B. consistency of data
C. both a and b
D. none of these
5 ------------------- is created when two different names are used for the same information
A. synonyms
B. homonyms
C. mutually exclusive data
D. redundant information
6 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
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 Different attributes in two different tables having same name are called:
A. Synonym
B. Homonym
C. Acronym
D. Mutually exclusive
9 Which of the following anomalies result from a transitive dependency ?
A. Insertion
B. Modification
C. Deletion
D. All
10 Another term for a conditional operator is:
A. Ternary
B. Binary
C. Byte
D. Iteration

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