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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  • Time Allowed20

ICS Part 2 Computer Science Chapter 9 Online Test

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Question # 1

A category of data or information that describes an entity is called

Question # 2

Which is NOT a valid statement to initialize a variable?

Question # 3

DBA Stands for

Question # 4

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

Question # 5

Which of the following statements is NOT legal?

Question # 6

How many primary keys can a table have

Question # 7

Which is a valid statement for initializing of a variable?

Question # 8

Which variable should be used to store the value "I want an A in this exam".

Question # 9

Which is a valid statement for declaring a variable?

Question # 10

Variables are created in

Question # 11

Which of the following operations has lowest precedence?

Question # 12

Which is true about a variable?

Question # 13

A candidate key is

Question # 14

a+=b is equivalent to

Question # 15

Relational operators are used to

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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 A memory location with some data that cannot be changed is called:
A. Constant
B. Variable
C. Keyword
D. Address
2 The number of bytes used by char data type in C is:
A. 2
B. 1
C. 121
D. 16
3 Which of the following statement is correct?
A. float num1;num2;
B. int day,night;
C. int continue=5.0;
D. string black='white';
4 The number of digits after a decimal point is called:
A. Significance
B. Precision
C. Range
D. Scope
5 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
6 Which is a valid statement for declaring a variable?
A. int marks;
B. int a,b,c;
C. Double salary;
D. All
7 Which is a numeric data type ?
A. float
B. int
C. Both a and b
D. char
8 Variable are created in:
A. RAM
B. ROM
C. Hard Disk
D. USB
9 The number of bytes used by long int data type in C is:
A. 2
B. 4
C. 12
D. 16
10 Which is NOT a valid statement to initialize a variable?
A. int n=100;
B. long,population=15000;
C. char n []="hello World";
D. cons int N=100;

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