Pass Data Between Activities in Android? : Part 1

 There are two data types available in Java/Android:
  Primitive Data Types :
      byte, int, long, float, boolean...
  Reference/Object Data Types :
      String,Class objects, and various type of array variables come under reference data type.

Way of passing data Between Application's Components :

1. By Using Intent
2. By Using Bundle and Intent
3. By Using Appliction Class
4. By Using Static Class