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C Programming

C Programming
What will be the output of given program?#includevoid main(){int a=3;for(;a;printf("%d ", a--);}

infinity loop
3 2 1 0
no output
3 2 1

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C Programming
Which one of the following is not a reserved keyword for C?

default
main
auto
case
register

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C Programming
Which of the following is the correct way of declaring a float pointer:

float ptr;
*float ptr;
float *ptr;
None of these

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C Programming
What will be the output of the given program?#includevoid main(){int a=11,b=5;if(a=5) b++;printf("%d %d", ++a, b++);}

6 6
11 6
12 7
6 7
5 6

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C Programming
#includevoid main(){ int *ptr, a=10; ptr = &a; *ptr += 1; printf("%d, %d", *ptr, a);}

10, 11
11, 11
10, 10
11, 10

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C Programming
What will be printed when this program is executed?int f(int x){ if(x <= 4) return x; return f(--x);}void main(){ printf("%d ", f(7)); }

Syntax error
4
4 5 6 7
Runtime error
1 2 3 4

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