Understanding Java Methods

What is a method in Java?

• A variable that stores data

• A block of code that performs a specific task

• A class that defines objects

• A package that contains classes

What is the purpose of the `return` statement in a method?

• To exit the method

• To define a method

• To pass control to another method

• To return a value from the method

Which of the following is a correct method signature in Java?

• `int myMethod()`

• `void myMethod(int a, int b)`

• `String myMethod(String name)`

• All of the above

What is the default return type of a method that does not return any value?

• int

• void

• null

• String

Which of the following is NOT a valid method name in Java?

• `calculateSum`

• `1stMethod`

• `my_method`

• `printData`

Which of the following is true about method parameters in Java?

• They must always be of type int

• They can be of any data type

• They must be declared as static

• They cannot be used inside the method

Which of the following is a valid return type for a method in Java?

• int

• void

• String

• All of the above

What is the purpose of the `main` method in a Java program?

• To define the starting point of the program

• To perform mathematical calculations

• To handle exceptions

• To create objects

Which of the following is NOT a valid method return type in Java?

• double

• char

• method

• boolean

In the following code, what is the name of the method?

public void squared(int num1)

• public

• void

• squared

• num1