What is user input in java?

Answer 1

Import java.util.*;

//main

String userInput = "Your Input";

Scanner read = new Scanner(userInput);

System.out.print(read.nextLine());

Answer 2

User Input is a stuff you to interact with users.
For example, your program has 9 task, and you can give users a chance them to choose what task your program will do.

Shortly, its used to interact with users.

Edit:
(I don't know java, so I didn't say something about the syntax.)

Answer 3

can you be more specific do you want how to obtain user input or just the concept of user input?