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

Which format specific is used for integer data type?

Question # 2

The program structure that executes program statements in order is

Question # 3

The columns of a table correspond to:

Question # 4

The conditional part of if statement consists of expression

Question # 5

Which form of dependency is removed n 3NF?

Question # 6

Every relation should have :

Question # 7

Which form of dependency is removed in 2NF?

Question # 8

The value of expression in switch statement must be type of

Question # 9

The scope of a variable refers to its:

Question # 10

In 3NT which form of dependency is removed ?

Question # 11

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

Question # 12

The entity integrity rule states that:

Question # 13

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

Question # 14

In relational database, table is also called:

Question # 15

The case block ends with:

Question # 16

In 2NF, which form of dependency is removed ?

Question # 17

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

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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 functional dependency between two or more non-key attributes is called:
A. Partial functional dependency
B. Partial non-key dependency
C. Transitive dependency
D. None
2 The columns of a table correspond to:
A. Table
B. Record
C. Field
D. Cell
3 In relational data base, a table is also called:
A. Tuple
B. Relation
C. File
D. Schema
4 Which of the following anomalies result from a transitive dependency ?
A. Insertion
B. Modification
C. Deletion
D. All
5 Storing the same information in two different ways or forms is called
A. database integrity
B. redundant information
C. homonyms
D. mutually exclusive data
6 In 3NT which form of dependency is removed ?
A. functional
B. non-functional
C. associative
D. transitive
7 Database integrity refers to the
A. correctness of data
B. consistency of data
C. both a and b
D. none of these
8 Which are basic data distribution strategies?
A. Centralized
B. Partitioned
C. Replication
D. All
9 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
10 Which form of dependency is removed n 3NF?
A. Functional
B. Non-functional
C. Associative
D. Transitive

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