12th Class ICS Computer Science Chapter 2 Online MCQ Test for (Basic Concepts and Terminology of Databases)

ICS Part 2 Computer Science Online
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MCQ's Test For Chapter 0 "ICS Part 2 Computer Science Chapter 2 Online Test"

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ICS Part 2 Computer Science Chapter 2 Online Test

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Question # 1

A relation is known as

Question # 2

SQL is used for

Question # 3

A person, place, thing or event about which data is kept in the database is called:

Question # 4

A relation is also known as:

Question # 5

Which escape sequence can be used to begin a new line in C-language?

Question # 6

A virtual table that is constructed form other tables is called:

Question # 7

Which is related to modality?

Question # 8

A two-dimensional table of data is called a

Question # 9

Int type variable use -------------------- bytes in memory

Question # 10

The foreign key is found in

Question # 11

A row of relation is called

Question # 12

Which type of variable can store numbers data ?

Question # 13

An attribute is also known as a:

Question # 14

The views are used :

Question # 15

A two-dimensional table of data is called:

Question # 16

A row of a relation is called:

Question # 17

Which of the following is not a valid variable name ?

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ICS Part 2 Computer Science Chapter 2 Online Test MCQ's

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ICS Part II Computer Science Chapter 0 Important MCQ's

Sr.# Question Answer
1 In relational database a table is also called a:
A. Tuple
B. Relation
C. File
D. Schema
2 Which type of variable can store numbers data ?
A. int
B. float
C. double
D. all
3 A row of a relation is called:
A. Attribute
B. Entity
C. Tuple
D. a and c
4 An index can be used to :
A. Improve the performance of the database
B. Document the structure of the database
C. Reduce data dependency for application programs
D. All
5 Which of the following cannot be use in variables names?
A. numbers
B. under score
C. alphabets
D. space
6 The number of characters in variable field is:
A. Constant
B. Variable
C. 10
D. 100
7 Format specifier is started with:
A. '?
B. &
C. %
D. None
8 A person, place, thing or event about which data is kept in the database is called:
A. Attribute
B. Field
C. Record
D. Entity
9 Which of the following are properties of relations?
A. Each attribute has a unique name
B. No two rows in a relation are identical
C. There are no multivalued attributes in a relation
D. All of the above
10 The columns of a table correspond to:
A. Table
B. Record
C. Field
D. Cell

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