Unit 2 4

What is an instance method?

• An instance method is a piece of code called on a specific instance (an object) of the class.

• An instance method is a piece of code that does not depend on any specific instances (objects), just on the general class.

• An instance method adds functionality to a class by creating private fields.

• An instance method adds functionality to the class by printing out a result.

Which of the following correctly calls the method addFiveMinutes on an object of the Timer class called kitchenTimer?

• kitchenTimer(addFiveMinutes);

• Timer.addFiveMinutes();

• kitchenTimer.addFiveMinutes();

• kitchenTimer.addFiveMinutes;

Suppose the class Timer has a method called startTime that prints out the starting time of the Timer.
Write the line of code that correctly uses this method to print out the start time of a Timer object called laundry?

Procedures that allow us to control and define the behavior of an object.

• Methods
• Variables
• Classes
• Strings

Create an instance (object) called rect1 with formal values of 5 and 6.

• Rectangle rect1 = new Retangle(5,6);
• Rectangle rect1 = new Retangle( 5,6 )

• rect1 = new Retangle(5, 6);

• rect1.new Retangle (5, 6);

Click on the method.

Object rect1 has been created. Create a call to the method printArea.