2. What is a Pointer?
➔ Variable which stores the address of another
variable.
➔ Can be of type int, char, array, function, or any other
pointer.
➔ Size depends on the architecture. Ex 2 bytes for 32
bit
➔ Pointer in C programming language can be
declared using * (asterisk symbol).
3. ANALOGY
➔ a is integer variable.
➔ p is pointer variable.
4. & and “*” Operator
➔ The address of operator '&' returns the
address of a variable
➔ * is the dereference operator (also called
indirection operator) used to get t at a
given address