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

hj grjeodt
None of These
ij!gsjfoet
hi friends

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C Programming
What is the right choice, if the following loop is implemented?void main(){ int num = 0; do{ --num; printf("%d", num); }while( ++num >= 0 );}

A run time error will be generated.
There will be a compilation error reported.
The program will not enter into the loop.
The loop will run infinitely many times.
Prints the value of 0 one time only.

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