Chapter 9 Elements Of C Computer Science 12th Class Punjab MCQ Tests
12th Class Computer Science Chapter 9 MCQ Tests
Chapter 9 of 12th Class Computer Science has 19 questions. If you take an online MCQ test, the system will randomly choose the questions. If you want to take the quiz by chapter then click the start test button.
Total Questions: 19
Total Marks: 19
Time: 20 Mins
Total Questions: 19
Total Marks: 19
Time: 20 Mins
20Min : 00 Sec Remaining
Question # 1
What will be the output of following code.
main()
{ int a = 20;
float b = 15.6;
int c;
c = a + b;
printf("%d", c);
}
Question # 2
The size of float variable is 8 bytes while size of integer variable is 2 bytes. Give a reason.
Question # 3
There is no need to assign a variable for constant if it is already declared with #define.
Question # 4
The format specifier used for Pi 3.14 will be:
Question # 5
Operator with highest precedence is :
Question # 6
The output of the following statements (int x=9.6; printf("%d",x); will be:
Question # 7
The value of a after execution of following statement ( int a = 10 + 4.867;) will be:
Question # 8
if x = 7; y = 8; and x=y; then new value of x will be:
Question # 9
Special symbols ( + , - , *, !........) are stored as:
Question # 10
Detect an error in following constant statement: const int x=7.5;
Question # 11
The output of following code will be: main()
{ int value = 10;
if (value == 0 || value == 1 || value == 2 || value == 3)
printf("You picked 0 ,1,2, or 3 value");
else
printf("You did not pick 0 or 1");
}
Question # 12
if x=9 and y=9 then (x!=y) will give true value.
Question # 13
A variable name can be start with which one of special symbol?
Question # 14
if datatype of pi constant is float then what will be the data type of circumference of circle :
Question # 15
The following initialization statement ( int sum; 7 = sum; ) gives an error. Give a reason.
Question # 16
The output of following code will be: main()
{ int a=3;
float d=6;
d+=a;
a+=d;
printf("d=%d",d);
printf(("a=%f",f);
}
Question # 17
Identify a datatype , when added with modulas operator gives an error.
Question # 18
The output of following statement (!(7 > 6 || 3 > 4) ) is :
Question # 19
if x=9 and y=9 then what is the meaning of statement x = = y;
Total Questions
12345678910111213141516171819
Question # 1
What will be the output of following code.
main()
{ int a = 20;
float b = 15.6;
int c;
c = a + b;
printf("%d", c);
}
Question # 2
The size of float variable is 8 bytes while size of integer variable is 2 bytes. Give a reason.
Question # 3
There is no need to assign a variable for constant if it is already declared with #define.
Question # 4
The format specifier used for Pi 3.14 will be:
Question # 5
Operator with highest precedence is :
Question # 6
The output of the following statements (int x=9.6; printf("%d",x); will be:
Question # 7
The value of a after execution of following statement ( int a = 10 + 4.867;) will be:
Question # 8
if x = 7; y = 8; and x=y; then new value of x will be:
Question # 9
Special symbols ( + , - , *, !........) are stored as:
Question # 10
Detect an error in following constant statement: const int x=7.5;
Question # 11
The output of following code will be: main()
{ int value = 10;
if (value == 0 || value == 1 || value == 2 || value == 3)
printf("You picked 0 ,1,2, or 3 value");
else
printf("You did not pick 0 or 1");
}
Question # 12
if x=9 and y=9 then (x!=y) will give true value.
Question # 13
A variable name can be start with which one of special symbol?
Question # 14
if datatype of pi constant is float then what will be the data type of circumference of circle :
Question # 15
The following initialization statement ( int sum; 7 = sum; ) gives an error. Give a reason.
Question # 16
The output of following code will be: main()
{ int a=3;
float d=6;
d+=a;
a+=d;
printf("d=%d",d);
printf(("a=%f",f);
}
Question # 17
Identify a datatype , when added with modulas operator gives an error.
Question # 18
The output of following statement (!(7 > 6 || 3 > 4) ) is :
Question # 19
if x=9 and y=9 then what is the meaning of statement x = = y;
Total Questions
12345678910111213141516171819
Computer Science MCQ Test by Topics
- +9.1 Overview
- +9.2 Keywords
- +9.3 Variables
- +9.4 Constants
- +9.5 DataType
- +9.6 Operators in C
- +9.7 Expression
- +9.8 Comments
Computer Science
- Data Basics
- Basic Concepts and Terminology of Databases
- Database Design Process
- Data Integrity and Normalization
- Introduction to Microsoft Access
- Table and Query
- Microsoft Access-Forms and Reports
- Getting Started with C
- Elements of C
- Input/Output
- Decision Constructs
- Loop Constructs
- Functions in C
- File Handling
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