Final keyword in java what is that? in simple language is that make float and dubal variable fix value 5.7 = 5.7?

Answer 1

final keyword helps creating constants, a variable whose value is readonly and can't be changed.

int x = 3; //normal variable
x = 45; //allowed

final int items=10; //a constant
items = 11. //not allowed error

Answer 2

Yes dear

Answer 3

other values parameter not accept?

Answer 4

Elaborate your questions.

Answer 5

do you mean that final keyword make attribute values final? can not change after declare one time?