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

We can make two way decisions with the help of

Question # 2

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

Question # 3

The columns of a table correspond to:

Question # 4

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

Question # 5

The number of bytes used by 'int' data type in C are:

Question # 6

Which of the following anomalies result from a transitive dependency ?

Question # 7

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

Question # 8

Any array script should be:

Question # 9

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

Question # 10

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

Question # 11

The program structure that executes program statements in order is

Question # 12

The operator that is used in decision making is

Question # 13

Which form of dependency is removed n 3NF?

Question # 14

The scope of a variable refers to its:

Question # 15

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

Question # 16

The entity integrity rule states that:

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 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
2 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
3 Which format specific is used for integer data type?
A. %d
B. %S
C. %C
D. %f
4 The type of expression x > y is
A. arithmetic
B. logical
C. relational
D. conditional
5 Which of the following are anomalies that can be caused by redundancy in tables?
A. Insertion
B. Deletion
C. Modification
D. All
6 The case block ends with:
A. End Select
B. End case
C. Break
D. Case else
7 Which are basic data distribution strategies?
A. Centralized
B. Partitioned
C. Replication
D. All
8 Every relation should have :
A. Primary key
B. Candidate key
C. Secondary key
D. Mutually exclusiveness
9 The scope of a variable refers to its:
A. Length
B. Name
C. Accessibility
D. Data type
10 We can make two way decisions with the help of
A. if
B. nested
C. if-else
D. all

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