JAVA Inheritence
What is the result of compiling and running the following code?class Base{ public Base(){ System.out.print("Base"); }}public class Derived extends Base{ public Derived(){ this("Examveda"); System.out.print("Derived"); } public Derived(String s){ System.out.print(s); } public static void main(String[] args){ new Derived(); }}

ExamiansBaseDerived
ExamiansDerivedBase
ExamiansDerived
Compilation Error
BaseExamiansDerived

ANSWER DOWNLOAD EXAMIANS APP

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

ANSWER DOWNLOAD EXAMIANS APP

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(); }}

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

ANSWER DOWNLOAD EXAMIANS APP

JAVA Inheritence
What will be the result of compiling and executing the following program code?class Vehicle{ public void printSound(){ System.out.print("vehicle"); }}class Car extends Vehicle{ public void printSound(){ System.out.print("car"); }}class Bike extends Vehicle{ public void printSound(){ System.out.print("bike"); }}public class Test{ public static void main(String[] args){ Vehicle v = new Car(); Bike b = (Bike) v; v.printSound(); b.printSound(); }}

"vehiclecar" is printed.
"vehiclebike" is printed.
Compilation fails.
"carcar" is printed.
ClassCastException exception is thrown at runtime.

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON JAVA Inheritence