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 is a valid statement for initializing of a variable?

Question # 2

A candidate key is

Question # 3

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

Question # 4

An integer variable can store the value:

Question # 5

Variables are created in

Question # 6

Which of the following statement is correct?

Question # 7

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

Question # 8

C is strongly typed language, it means that:

Question # 9

The logical not operator denoted by is

Question # 10

DBA Stands for

Question # 11

The number of digits after a decimal point is called:

Question # 12

Which of the following data type is used to store string value:

Question # 13

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

Question # 14

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

Question # 15

Which of the following are required to declare a variable?

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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 of the following operators has lowest precedence
A. !
B. +
C. =
D. =
2 Which is NOT a rule for naming variables?
A. Use a descriptive name for the value
B. Start the name of variable with a letter
C. Use nothing but letters, digits, or the underscore character
D. All the above
3 An integer variable can store the value:
A. -1.1
B. "123"
C. 32898
D. 5.5
4 The number of digits after a decimal point is called:
A. Significance
B. Precision
C. Range
D. Scope
5 Which of the following statements is NOT legal?
A. char ch='b';;
B. char ch='0'
C. char ch=65;
D. char ch="cc"
6 A candidate key is
A. Primary key
B. The primary key selected to be the key of relation
C. A group attribute that can be the primary key
D. All of them
7 An attribute that uniquely identify each row in a relation is called
A. Column
B. Foreign
C. Primary key
D. Duplicate key
8 Which of the following statement is correct?
A. float num1;num2;
B. int day,night;
C. int continue=5.0;
D. string black='white';
9 Which is a numeric data type ?
A. float
B. int
C. Both a and b
D. char
10 The number of bytes used by int data type in C is:
A. 2
B. 8
C. 12
D. 16

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