An explanation of the basics of Java methods, including the definition of functions, how to write and call them, the difference between functions that return a value and those that do not, the concept of parameters, and the Passby-Value method.It also includes some questions, such as:A function that prints a specific text.A function that calculates the sum or average of numbers.A function that returns the largest number between two or three numbers

A function that returns a grade.Checking prime numbers .Finding the greatest common divisor of two numbers.