Java Programming for Complete Beginners - Java 16 - Step 02 - Introduction to Java Methods - Exercises and Puzzles

This video tutorial covers the creation and execution of methods in Java, focusing on printing 'Hello World' multiple times. It emphasizes the importance of choosing appropriate names for methods and variables, adhering to Java's naming conventions and rules. The tutorial also explains the execution of methods and the significance of using camelCase for method names. Key concepts include method creation, naming conventions, and execution syntax.

What is the primary purpose of the method discussed in the first section?

• To print 'Hello World' four times

• To print 'Hello World' thrice

• To print 'Hello World' twice

• To print 'Hello World' once

What is the key consideration when naming a method that prints four statements?

• The name should be as short as possible

• The name should be a keyword

• The name should include numbers

• The name should reflect the method's functionality

What is the last line of a method typically?

• A print statement

• An opening brace

• A closing brace

• A return statement

Which of the following is NOT allowed when naming a method in Java?

• Using letters and numbers

• Starting the name with a number

• Using camelCase

• Including underscores

Why can't 'void' be used as a method name?

• It's not a valid identifier

• It's not descriptive

• It's a keyword

• It's too short

What happens if you try to execute a method without brackets?

• An error occurs

• The method executes twice

• Nothing happens

• The method executes normally

What is the convention for naming methods in Java?

• Start with a number

• Use camelCase

• Use all uppercase letters

• Start with a capital letter