Notes Nov 3 2014

A Pointer is a variable that stores an address

An address is a location in memory

A variable can change

A reference is a constant that holds an address

& is the address-of operator 

A pointer allows for the dynamic allocation of memory
-or-
request memory while the program is executing

How to Declare A Pointer

dataType  *name;

int *x; //this is a pointer to an int -or- x is a pointer to an int

int y;

x = &y;