What is the result of the following code snippet?
interface MyInterface {
void myMethod();
}
public class MyClass implements MyInterface {
public void myMethod() {
System.out.println("Implementation");
}
public static void main(String[] args) {
MyInterface obj = new MyClass();
obj.myMethod();
}
}
void myMethod();
}
public class MyClass implements MyInterface {
public void myMethod() {
System.out.println("Implementation");
}
public static void main(String[] args) {
MyInterface obj = new MyClass();
obj.myMethod();
}
}
A. Compilation error
B. Runtime exception
C. MyClass
D. Implementation
Answer: Option D
This Question Belongs to Java Program >> Interfaces And Abstract Classes
A. A contract specifying a set of methods that a class must implement
B. A class that cannot be instantiated
C. A class that contains only static methods
D. A subclass of the Object class
In Java, can a class implement multiple interfaces?
A. Interfaces cannot be implemented by classes
B. Only abstract classes can implement interfaces
C. No, a class can only implement one interface
D. Yes, a class can implement multiple interfaces
What is the purpose of an abstract class in Java?
A. To declare abstract methods
B. To provide a base class with common methods and fields
C. To make a class final
D. To declare abstract methods
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