Which of the following are built-in interfaces in Java

From Java 8 onwards, lambda expressions can be used to represent the instance of a functional interface. A functional interface can have any number of default methods. Runnable, ActionListener, Comparable are some of the examples of functional interfaces.

In Java, the word method refers to the same kind of thing that the word function is used for in other languages. Specifically, a method is a function that belongs to a class. A function is a reusable portion of a program, sometimes called a procedure or subroutine .

In Java, the word method refers to the same kind of thing that the word function is used for in other languages. Specifically, a method is a function that belongs to a class. A function is a reusable portion of a program, sometimes called a procedure or subroutine .

Function is an interface and has been introduced in java 8. Function is a functional interface. So it can be used to accept lambda expression. Function accepts one argument and returns the result. Function interface contains one method that is apply() .

Function is an interface and has been introduced in java 8. Function is a functional interface. So it can be used to accept lambda expression. Function accepts one argument and returns the result. Function interface contains one method that is apply() .

From Java 8 onwards, lambda expressions can be used to represent the instance of a functional interface. A functional interface can have any number of default methods. Runnable, ActionListener, Comparable are some of the examples of functional interfaces.