Complete Java SE 8 Developer Bootcamp - Creating Object Types - Part 3

The video tutorial covers creating and organizing Java object types, focusing on the car class. It explains the conventional order of instance variables and methods, and how to instantiate and use objects. The tutorial also discusses accessing object state and behavior, method return types, and the use of return statements. It highlights the importance of returning values in methods and how conditional statements can affect return behavior. Finally, it demonstrates using return values in practical scenarios.

What is the conventional order of elements within a Java class?

• Variables at the top, methods below

• Random order

• Alphabetical order

• Methods at the top, variables below

How can you create multiple instances of a class in Java?

• By copying the class file

• By using a static method

• By instantiating the class multiple times

• By using a single object reference

What does the dot operator in Java help you access?

• Only classes

• Both state and behavior

• Only methods

• Only variables

How can you tell if a Java element is a method?

• It has no parentheses

• It starts with a capital letter

• It has parentheses

• It ends with a semicolon

What happens if a method signature specifies a return type but does not include a return statement?

• The code will run with a warning

• The code will compile and run

• The code will compile but not run

• The code will not compile

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

• To declare a variable

• To print a message

• To return control to the caller

• To end the program

In Java, what type of value can a method with a 'public String' signature return?

• A boolean

• An integer

• A string

• A float