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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  • Time Allowed20

ICS Part 2 Computer Science Chapter 4 Online Test

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Question # 1

Which format specific is used for integer data type?

Question # 2

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

Question # 3

A constraint between two attributes is called:

Question # 4

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

Question # 5

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

Question # 6

The entity integrity rule states that:

Question # 7

Another term for a conditional operator is:

Question # 8

Which is a possible value of flag?

Question # 9

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

Question # 10

The case block ends with:

Question # 11

The program structure that executes program statements in order is

Question # 12

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

Question # 13

Which of the following anomalies result from a transitive dependency ?

Question # 14

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

Question # 15

Which form of dependency is removed n 3NF?

Question # 16

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

Question # 17

How many types of loop structure are available in C?

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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 In 3NF, a non-key attribute must not depend on a :
A. Non-key attribute
B. Key attribute
C. Composite key
D. Sort key
2 Which form of dependency is removed n 3NF?
A. Functional
B. Non-functional
C. Associative
D. Transitive
3 How many types of loop structure are available in C?
A. 4
B. 3
C. 2
D. 6
4 Another term for a conditional operator is:
A. Ternary
B. Binary
C. Byte
D. Iteration
5 ------------ is a constraint on primary values that states that no attribute of a primary key should contain nulls
A. referential integrity
B. entity integrity
C. normalization
D. acronyms
6 ------------- 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
7 Database integrity refers to the
A. correctness of data
B. consistency of data
C. both a and b
D. none of these
8 Every relation should have :
A. Primary key
B. Candidate key
C. Secondary key
D. Mutually exclusiveness
9 Which of the following anomalies result from a transitive dependency ?
A. Insertion
B. Modification
C. Deletion
D. All
10 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

Test Questions

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