What will be the output?
interface A{
public void method1();
}
class One implements A{
public void method1(){
System.out.println("Class One method1");
}
}
class Two extends One{
public void method1(){
System.out.println("Class Two method1");
}
}
public class Test extends Two{
public static void main(String[] args){
A a = new Two();
a.method1();
}
}
interface A{
public void method1();
}
class One implements A{
public void method1(){
System.out.println("Class One method1");
}
}
class Two extends One{
public void method1(){
System.out.println("Class Two method1");
}
}
public class Test extends Two{
public static void main(String[] args){
A a = new Two();
a.method1();
}
}A. Compilation Error
B. Class One method1
C. Class Two method1
D. Throws a NoSuchMethodException at runtime.
E. None of these
Answer: Option C
This Question Belongs to Java Program >> Inheritence
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Comments ( 1 )
A. The process of acquiring properties and behaviors of one class by another
B. The process of creating objects
C. The process of encapsulation
D. The process of overloading methods
In Java, which keyword is used to implement inheritance between classes?
A. inheritsFrom
B. inherits
C. implements
D. extends
A. The class that inherits properties and behaviors
B. The child class
C. The class that is inherited from
D. The class that is marked as "final"
In Java, can a subclass inherit constructors from its superclass?
A. Only if the subclass is marked as "final"
B. Yes, a subclass inherits constructors from its superclass
C. Only if the superclass is marked as "static"
D. Only if the subclass is marked as "final"
In case of inheritance ever there is parent method is present the child class prefers its own method due to method overriding.