Public access modifier in Java - Interactive Code Practice

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Practice - 5 Tasks

1fill in blank

easy

Complete the code to declare a public class named Car.

Java

public class [1] {
    // class body
}

🎯 Drag options to blanks, or click blank then click option

ACar

Bcar

CVehicle

DcarClass

Attempts:

3 left

2fill in blank

medium

Complete the code to declare a public method named start inside the Car class.

Java

public class Car {
    public [1] start() {
        return "Car started";
    }
}

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Avoid

BString

Cint

Dboolean

Attempts:

3 left

3fill in blank

hard

Fix the error in the code by completing the access modifier for the variable speed.

Java

public class Car {
    [1] int speed;

    public void setSpeed(int s) {
        speed = s;
    }
}

🎯 Drag options to blanks, or click blank then click option

Apublic

Bprotected

Cprivate

Ddefault

Attempts:

3 left

4fill in blank

hard

Fill both blanks to create a public constructor for the Car class that sets the speed.

Java

public class Car {
    int speed;

    public [1]([2] int speed) {
        this.speed = speed;
    }
}

🎯 Drag options to blanks, or click blank then click option

ACar

Bvoid

Cint

DSpeed

Attempts:

3 left

5fill in blank

hard

Fill all three blanks to create a public method named accelerate that increases speed by a given amount and returns the new speed.

Java

public class Car {
    int speed;

    public int [1](int [2]) {
        speed [3] amount;
        return speed;
    }
}

🎯 Drag options to blanks, or click blank then click option

Aaccelerate

Bamount

C+=

D-

Attempts:

3 left