Difference between a null pointer, a void pointer and a dangling pointer Frequently asked question in viva voce and interview. Mysterious Pointers Null Pointer: A null pointer is a pointer that doesn't point to any memory location. It is used to indicate that the pointer does not currently refer to...

Declaration and Definition of local variables Intricacies of C language The question is often asked in the interview or viva-voce. Here I am going to discuss as far as variable declaration and definiton is concerned. Here I am going to discuss only local variable storage class. What is a Definition...