Showing posts with label types. Show all posts
Showing posts with label types. Show all posts

Saturday, April 5, 2014

DERIVED DATA TYPES

Long, double,unsigned ,array and pointers are the derived types from the fundamental primitive 
types.A long integer can be declared as follows:

long int i;

or

long  i;

To store a long integer value, four bytes of memory are required.To store the real (float) values more precise, the type double is used.It occupies 8 bytes n the memory.

Unsigned numbers are represented as follows:

unsigned int i;

 unsigned int occupies 2 bytes as normal integers but all the bits are used to store the value.In a regular integer,the most significant bit (the left most bit is a sign bit)
Read More..
 
Powered by Blogger .
Converted To Blogger Template by Anshul .