Explain each kind of pointer and for what it is appropriate.

Pointer: A pointer is a variable which holds the address of other variable of the specified data type(like int,float,char). In programming we basically use pointers to store the other variable's address.

(1) Null pointer(2)huge pointer (3) far pointer (4)near pointer

Explanation:

(1)Null pointer: null pointer is a type of pointer that points at nothing

(2)Huge pointer: Just like a far pointer, it is use to point to the a whole resident of RAM

(4) Near pointer: It can only point to a smaller segment of RAM

(5) Generic pointer is a pointer used when you have more than one item of different type to choose