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 form of dependency is removed in 2NF?

Question # 2

Which form of dependency is removed n 3NF?

Question # 3

------------ is a constraint on primary values that states that no attribute of a primary key should contain nulls

Question # 4

How many types of loop structure are available in C?

Question # 5

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

Question # 6

In 3NT which form of dependency is removed ?

Question # 7

Which of the following anomalies result from a transitive dependency ?

Question # 8

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

Question # 9

A constraint between two attributes is called:

Question # 10

How many table views are available in MS Access?

Question # 11

The 1NF describes the tabular format in which:

Question # 12

The scope of a variable refers to its:

Question # 13

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

Question # 14

Every relation should have :

Question # 15

The value of expression in switch statement must be type of

Question # 16

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

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 case block ends with:
A. End Select
B. End case
C. Break
D. Case else
2 Which of the following is a decision making statement
A. break
B. getch ( )
C. if
D. all
3 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
4 ------------ 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
5 Which are basic data distribution strategies?
A. Centralized
B. Partitioned
C. Replication
D. All
6 The attribute on the left side of the arrow in a functional dependency is called:
A. Candidate key
B. Determinant
C. Foreign key
D. Primary key
7 Any array script should be:
A. Int
B. Float
C. Double
D. Array
8 The number of bytes used by 'int' data type in C are:
A. 2
B. 8
C. 12
D. 16
9 The columns of a table correspond to:
A. Table
B. Record
C. Field
D. Cell
10 Storing the same information in two different ways or forms is called
A. database integrity
B. redundant information
C. homonyms
D. mutually exclusive data

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