UC_TM02_C Programming Basics

Which of the following statement is false?

• Name of the variable can have letters,digits and underscore

• Upper case and Lower case letters are distinct in C

• Variable name can begin with digit

• Variable name cannot have C reserved words

To calculate the remainder which of the following option is used?

• a mod b

• a%b

• a/b

• a^b

Which of the following is not a valid data type?

• char

• int

• short

• bigint

What will be the output ?

int main()

{

int x=10,y=20,res;

res = (x < y) ? x : y;

printf("output %d " , res);

return 0;

}

• compile error

• 10

• 20

• run time error

Char datatype will be allocate storage size of ?

• 2 byte

• 4 byte

• 8 byte

• 1 byte

which of the following is not a valid identifier?

• 1empno

• emp_1_no

• empno1

• emp_no1

Which of the below is not a built in or primary datatype in C?

• int

• char

• float

• enum

What will the output of the following code?

int main() {

const int X = 10;

X=20;

printf("value of x : %d",X);

return 0;

}

• 10

• 20

• compile error: assignment of read-only variable ‘X’

• run time error

What will be displayed as the value of x?

int main() {

int x;

x=(10%2+5/2*3);

printf("value of x is : %d " , x);

return 0;

}

• 6

• 1

• 7

• 0

What will be the output of the below code?

int main() {

int x=10;

int y;

y=x++;

printf("value of x is : %d %d " , x , y);

return 0;

}

• 11 11

• 11 10

• 10 10

• 10 11