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C Programming

C Programming
Find the output of the following program. void main() { int i=01289; printf("%d", i); }

713
0289
1289
Syntax error
0713

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C Programming
Which of the following function calculates the square of 'x' in C?

pow(2, x)
pow(x, 2)
power(2, x)
power(x, 2)
sqr(x)

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C Programming
Size of the array need not be specified, when

All of these
It is a formal parameter
It is a declaratrion
Initialization is a part of definition

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C Programming
Comment on the following pointer declaration?int *ptr, p;

ptr is pointer to integer, p may or may not be.
ptr and p both are not pointers to integer.
ptr is a pointer to integer, p is not.
ptr and p, both are pointers to integer.

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C Programming
Which of the following statements are true after execution of the program.void main(){ int a[10], i, *p; a[0] = 1; a[1] = 2; p = a; (*p)++;}

a[0] = 2
a[1] = 2
Compilation error
a[1] = 3
a[0] = 3

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C Programming
Determine Output:void main(){ char *p="hi friends", *p1; p1=p; while(*p!='\0') ++*p++; printf("%s", p1);}

hi friends
hj grjeodt
ij!gsjfoet
None of These

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