java costing and programming example?

 

·        Java Costing

Q.1] what is costing ?

Converting one data type to anther data type is called costing .

Int , float, double [newmeric  data type]

Char [character  data type]

Costing are two type

·         Implicit costing

·         Explicit  costing

Implicit    int  x=5;

               Long  y= 12.8987L;

               Float  a=5.75f;

              Y=a(implicit )possible

Explicit

           X= (int) y; (explicit)costing

   [int] is a costing operator

Q.2]write a java program which will give the maximum number between two numeric ?

        class   Number  {

                      public static void main (String   args[])   {

                    int  x, y, z;

                 x=7, y=3, z=8;

                if(x<y)    {

                        System.out.println(“the value is X=”  +x)

                                }

                if(y>z)    {

                        System.out.println(“the value is Y=”  +y)

                                }

                            else  {
                                            System.out.println(“the value is Z=”  +z)

                                          }

                                  }

                   }