12th Class ICS Computer Science Chapter 9 Online MCQ Test for (Elements of C)

ICS Part 2 Computer Science Online
Chapter 9 Test

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MCQ's Test For Chapter 0 "ICS Part 2 Computer Science Chapter 9 Online Test"

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ICS Part 2 Computer Science Chapter 9 Online Test

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Question # 1

Which term describes the kind of values that a variable can store?

Question # 2

Which is NOT a valid statement to initialize a variable?

Question # 3

A process of assigning initial value to a variable at the time of declaration is called:

Question # 4

Which of the following is not a good primary key

Question # 5

Which of the following is NOT a valid identifier?

Question # 6

The number of bytes used by long int data type in C is:

Question # 7

Which of the following are valid variable names?

Question # 8

Which of the following statements is NOT legal?

Question # 9

What happens when the result of a calculation exceeds the capacity of data type?

Question # 10

Which is a numeric data type ?

Question # 11

Which of the following is the valid character constant

Question # 12

Which statement is true about data types?

Question # 13

DBA Stands for

Question # 14

a+=b is equivalent to:

Question # 15

Which is NOT a rule for naming variables?

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ICS Part 2 Computer Science Chapter 9 Online Test MCQ's

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ICS Part II Computer Science Chapter 0 Important MCQ's

Sr.# Question Answer
1 Which term describes the kind of values that a variable can store?
A. Varaible name
B. Datatype
C. Varaibletype
D. Varaiblesize
2 How many primary keys can a table have
A. One
B. At least one but not more than two
C. Between 1-5
D. No limit
3 The data type can handle decimal places is:
A. Long
B. float
C. char
D. string
4 An attribute that uniquely identify each row in a relation is called
A. Column
B. Foreign
C. Primary key
D. Duplicate key
5 Variables are created in
A. Ram
B. Rom
C. Hard disk
D. Cache
6 A primary key that consists of more than one attribute is called a
A. Foreign key
B. Composite key
C. Multi-valued key
D. Global key
7 An integer variable can store the value:
A. -1.1
B. "123"
C. 32898
D. 5.5
8 Which of the following operations has lowest precedence?
A. !
B. +
C. =
D. ==
9 The number of bytes used by long int data type in C is:
A. 2
B. 4
C. 12
D. 16
10 Which of the following is a valid character constant?
A. a
B. "Hello"
C. '6'
D. =

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