JAVA Inheritence
What will be the output?class Parent{ public void method(){ System.out.println("Hi i am parent"); }}public class Child extends Parent{ protected void method(){ System.out.println("Hi i am Child"); } public static void main(String args[]){ Child child = new Child(); child.method(); }}

Compiles successfully and print
Compiles successfully and print
None of This
Run Time error
Compile time error

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JAVA Inheritence
Which is true?

"X extends Y" is correct if and only if X is a class and Y is an interface
"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 an interface and Y is a class
"X extends Y" is correct if X and Y are either both classes or both interfaces

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JAVA Inheritence
What is the result of compiling and running this program?class Mammal{ void eat(Mammal m){ System.out.println("Mammal eats food"); }}class Cattle extends Mammal{ void eat(Cattle c){ System.out.println("Cattle eats hay"); }}class Horse extends Cattle{ void eat(Horse h){ System.out.println("Horse eats hay"); }}public class Test{ public static void main(String[] args){ Mammal h = new Horse(); Cattle c = new Horse(); c.eat(h); }}

None of these
Class cast Exception at runtime.
prints "Mammal eats food"
prints "Horse eats hay"
prints "Cattle eats hay"

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