Static variables in Java - Interactive Code Practice

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Practice - 5 Tasks

1fill in blank

easy

Complete the code to declare a static variable named count.

Java

public class Counter {
    public static [1] count = 0;
}

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Afinal

Bstatic

Cvoid

Dint

Attempts:

3 left

2fill in blank

medium

Complete the code to access the static variable count from the class Counter.

Java

int currentCount = Counter.[1];

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Acount

BgetCount()

Cthis.count

DCounter()

Attempts:

3 left

3fill in blank

hard

Fix the error in the code to correctly increment the static variable count.

Java

public class Counter {
    public static int count = 0;
    public void increment() {
        [1]++;
    }
}

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ACounter.count

Bcount

Cthis.count

Dincrement

Attempts:

3 left

4fill in blank

hard

Fill both blanks to create a static method that returns the static variable count.

Java

public class Counter {
    private static int count = 0;
    public static [1] getCount() {
        return [2];
    }
}

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Aint

Bcount

Cthis.count

Dvoid

Attempts:

3 left

5fill in blank

hard

Fill all three blanks to create a class with a static variable, a constructor that increments it, and a static method to get its value.

Java

public class [1] {
    private static int count = 0;
    public [2]() {
        [3]++;
    }
    public static int getCount() {
        return count;
    }
}

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

ACounter

CCounter.count

Dcount

Attempts:

3 left