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

ICS Part 2 Computer Science Online
Chapter 2 Test

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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

The columns of a relations can be of ___________ order.

Question # 2

The operator that needs one operand is called

Question # 3

Insert command is used to insert:

Question # 4

Which of the following is NOT a characteristic of relation?

Question # 5

The number of characters in fixed-length field is:

Question # 6

A table should have :

Question # 7

Which data type offers the highest precision?

Question # 8

Which type of variable can store real value

Question # 9

An index can be used to :

Question # 10

The data or information that describes an entity is called:

Question # 11

Which of the following cannot be use in variables names?

Question # 12

The SQL statement to create a view is:

Question # 13

An attribute is also known as

Question # 14

How many types of relationship are there?

Question # 15

Which loop statement executes the body of loop at least once?

Question # 16

The foreign key is found in:

Question # 17

A relation is known as

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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 Which is related to modality?
A. Optional
B. Mandatory
C. Unidirectional
D. Both A & B
2 The foreign key is found in
A. parent table
B. dependent table
C. pivot table
D. index table
3 A row of relation is called
A. attribute
B. entity
C. tuple
D. both a & c
4 Which of the following cannot be use in variables names?
A. numbers
B. under score
C. alphabets
D. space
5 A table is a two-dimensional structure that consists of:
A. x and y co-ordinates
B. Matrix elements
C. Rows and columns
D. Intersection of data
6 The operator that needs one operand is called
A. unary
B. binary
C. ternary
D. all
7 Which is a loop statement?
A. If
B. If-else
C. Switch
D. None of these
8 Insert command is used to insert:
A. New table
B. New record
C. View
D. Dependences
9 The number of characters in variable field is:
A. Constant
B. Variable
C. 10
D. 100
10 A two-dimensional table of data is called:
A. Group
B. Set
C. Module
D. Relation

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