Constants & their rules | keywords | operators | #Tut-02
Content to be covered.. 1. Constants 2. Rules to declare the constants 3. Keywords 4. Types of instruction 4. Operators Constants Constant in the program is something what that does not change throughout the program. Sometimes we need such a values in our program that should be remain as it is, so in such situation we simply define constants. In the fig. there are different types of constants are given. Most of the time we use integer and real constants.