Question about JAVA Inheritence

Question

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. }

Accepted Answer

Compilation fails due to an error on lines 5

Answer

Name C

Answer

Name B

Answer

None of these

Answer

Compilation fails due to an error on lines 9

JAVA Inheritence
What will be the output?class One{ final int a = 15;}class Two extends One{ final int a = 20;}public class Test extends Two{ final int a = 30; public static void main(String args[]){ Test t = new One(); System.out.print(t.a); }}

JAVA Inheritence
Which of the following is true?1. A class can extend more than one class.2. A class can extend only one class but many interfaces.3. An interface can extend many interfaces.4. An interface can implement many interfaces.5. A class can extend one class and implement many interfaces.

JAVA Inheritence
Which is true?

JAVA Inheritence

JAVA Inheritence What will be the output?class One{ final int a = 15;}class Two extends One{ final int a = 20;}public class Test extends Two{ final int a = 30; public static void main(String args[]){ Test t = new One(); System.out.print(t.a); }}

JAVA Inheritence Which of the following is true?1. A class can extend more than one class.2. A class can extend only one class but many interfaces.3. An interface can extend many interfaces.4. An interface can implement many interfaces.5. A class can extend one class and implement many interfaces.

JAVA Inheritence Which is true?

JAVA Inheritence
What will be the output?class One{ final int a = 15;}class Two extends One{ final int a = 20;}public class Test extends Two{ final int a = 30; public static void main(String args[]){ Test t = new One(); System.out.print(t.a); }}

JAVA Inheritence
Which of the following is true?1. A class can extend more than one class.2. A class can extend only one class but many interfaces.3. An interface can extend many interfaces.4. An interface can implement many interfaces.5. A class can extend one class and implement many interfaces.

JAVA Inheritence
Which is true?