Java Basic Object Interaction

Which of the following is NOT true about a constructor?

• The constructor usually has the same name as the class, but it can be something else.

• The constructor sets the values of the fields.

• The constructor does not contain a return type in the heading.

• The constructor may have parameters, but does not have to.

If a class named Taco is defined with a no-args constructor, then which of the following is the proper way to create a Taco object.

• Taco myTaco = new Taco();

• new Taco() = Taco myTaco;

• Taco new Taco() = myTaco;

• myTaco() = new Taco();

Which of the following is the correct way to write a no-args constructor of the class Car

• public Car()

• public void Car()

• private Car()

• public Car

Which of the following is an accessor method?

• public void getName()

• public void setName()

• public String getName()

• public String setName()

Which of the following is Not a return type?

• String

• void

• int

• private

An object is an instance of a:

• parameter
• method
• class
• application

As a blueprint is a design for a house, a class is a design for a:

• object
• variable
• constant
• statement

The "." operator invokes a ______________.

• String object
• parameter
• object
• method

Which of the following is not a legal identifier?

• first

• payRate

• Hello!

• $Amount

A comment for a line can be created by using the __________ first.

• //

• \\

• ||

• []