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Ace the AP Computer Science Exam for High Schoolers

Solution Review: Manage the Sign Boards

Have a look at the solution to the 'Manage the Sign Boards' challenge.

We'll cover the following...

The TrafficSign class

Rubric criteria

First, look at the TrafficSign class.

Java
public class TrafficSign
{  
    // private instances
    private String name;
    private String code;
    
    // constructor
    public TrafficSign(String name, String code)
    {
        this.name = name;
        this.code = code;
    }
    public void Description()
    {
        System.out.println("Sign's description");
    }
}

Rubric-wise explanation

Point 1:

We add the header of TrafficSign at line 1.

Point 2:

Initially, we create private instances: name and code. Each sign has a name and a code associated with it. Next, at line 8, we design its constructor.

Point 3:

Look at line 14. We create the header of the Description() ...