C Programming
What is the base data type of a pointer variable by which the memory would be allocated to it?

No data type
int
unsigned int
Depends upon the type of the variable to which it is pointing.
float

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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 );}

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

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