JAVA Inheritence
Determine output:class A{public void method1(){System.out.print("Class A method1");}}class B extends A{public void method2(){System.out.print("Class B method2");}}class C extends B{public void method2(){System.out.print("Class C method2");}public void method3(){System.out.print("Class C method3");}}public class Test{public static void main(String args[]){A a = new A();C c = new C();c.method2();a = c;a.method3();}}

Runtime exception
Class C method2 Class C method3
None of these
Class B method2 Class C method3
Compilation Error

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JAVA Inheritence
Which is true?

"X extends Y" is correct if and only if X is an interface and Y is a class
"X extends Y" is correct if X and Y are either both classes or both interfaces
"X extends Y" is correct for all combinations of X and Y being classes and/or interfaces
"X extends Y" is correct if and only if X is a class and Y is an interface

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JAVA Inheritence
Determine output:class A{ public void printName(){ System.out.println("Name-A"); }}class B extends A{ public void printName(){ System.out.println("Name-B"); }}class C extends A{ public void printName(){ System.out.println("Name-C"); }}1. public class Test{2. public static void main (String[] args){3. B b = new B();4. C c = new C();5. b = c;6. newPrint(b);7. }8. public static void newPrint(A a){9. a.printName();10. }11. }

Name B
None of these
Name C
Compilation fails due to an error on lines 9
Compilation fails due to an error on lines 5

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