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 constraint between two attributes is called:

Question # 2

The operator that is used in decision making is

Question # 3

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

Question # 4

The columns of a table correspond to:

Question # 5

The type of expression x > y is

Question # 6

In 2NF, which form of dependency is removed ?

Question # 7

Which of the following anomalies result from a transitive dependency ?

Question # 8

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

Question # 9

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

Question # 10

In relational database, table is also called:

Question # 11

The entity integrity rule states that:

Question # 12

Which can be previewed on the screen before printing?

Question # 13

The goal of normalization is to:

Question # 14

Which format specific is used for integer data type?

Question # 15

The 1NF describes the tabular format in which:

Question # 16

Any array script should be:

Question # 17

Which of the following is a decision making statement

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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 form of dependency is removed n 3NF?
A. Functional
B. Non-functional
C. Associative
D. Transitive
2 In 3NF, a non key attribute must not depend on a
A. non key attribute
B. key attribute
C. composite key
D. sort key
3 In 3NT which form of dependency is removed ?
A. functional
B. non-functional
C. associative
D. transitive
4 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
5 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
6 Which form of dependency is removed in 2NF?
A. Functional
B. Transitive
C. Associative
D. Partial
7 Which object of database is used to retrieve data from database?
A. Queries
B. Forms
C. Reports
D. Tables
8 Which are basic data distribution strategies?
A. Centralized
B. Partitioned
C. Replication
D. All
9 The goal of normalization is to:
A. Get stable data structure
B. Increase number of relation
C. Increase redundancy
D. Remove constraints
10 Which format specific is used for integer data type?
A. %d
B. %S
C. %C
D. %f

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