Object Oriented Programming (OOPs)

Question : 11 of 72

Marks: +1, -0

Given:

1. class ClassA {
2.   public int numberOfInstances;
3.   protected ClassA(int numberOfInstances) {
4.    this.numberOfInstances = numberOfInstances;
5.   }
6. }
7. public class ExtendedA extends ClassA {
8.   private ExtendedA(int numberOfInstances) {
9.    super(numberOfInstances);
10.   }
11.   public static void main(String[] args) {
12.    ExtendedA ext = new ExtendedA(420);
13.    System.out.print(ext.numberOfInstances);
14.   }
15. }

Which statement is true?

420 is the output
An exception is thrown at runtime
All constructors must be declared public
Constructors CANNOT use the private modifier
Constructors CANNOT use the protected modifier.

Validate

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