This code gives a compilation error. because show() method is declared as final in Base class. so, it can not be overriden in a subclass(Derived) of Base class. since show() method is overriden in Derived class, this gives a compilation error.
2016 points output of following Java Program? public class Base { public final void show() {...
What is the output of this program? class A { public int i; private int j; } class B extends A { void display() { super.j = super.i + 1; System.out.println(super.i + " " + super.j); } } class Inheritance { public static void main(String args[]) { B obj = new B(); obj.i=1; obj.j=2; obj.display(); } } Java language!! // include explanation!
What is the output for the following program codes? a) [ 0.5 Mark ] class A { int i; } class B extends A { int j; void display() { super.i = j + 1; System.out.println(j + " " + i); }} class inheritance { public static void main(String args[]) { B obj = new B(); obj.i=1; obj.j=2; obj.display(); }} OUTPUT: b) [ 0.5 Mark ] class Parent { public void getBike(){ System.out.println("Suzuki Bike"); }} class Child extends Parent {...
1) Consider the following Java program: 1 public class HelloWorld { 2 // My first program! 3 public static void main(String[] args) { 4 System.out.println("Hello, World!"); 5 } 6 } What is on line 1? a. a variable declaration b. a statement c. a method (subroutine) definition d. a comment e. a class definition 2) Which one of the following does NOT describe an array? a. It can be used in a for-each loop. b. It has a numbered sequence...
What will be the output of the following Java code? class Output { public static void main(String args[]) { boolean a = true; boolean b = false; boolean c = a ^ b; System.out.println(!c); } } a) 0 b) 1 c) false d) true
What is the output of the following code? class C1 { public double PI=3.1; public void m1() { System.out.println("M1 of C1"); } } class C2 extends C1 { public double PI=3.14; public void m1() { System.out.println("M1 of C2"); } } public class C { public static void main(String[] args) { C1 obj = new C2(); System.out.print(obj.PI); } } 3.1 3.14 None of the above
What is the output of the following code? class parent { public void someFunction() { System.out.println("Parent Function"); } } public class child extends parent { public void someFunction() { System.out.println("Child Function"); } public static void main(String args) { parent p1 = new parent(); parent p2 = new child(); child c1 = new child(); p1.someFunction(); p2.someFunction(); c1.someFunction(); } }
What is the output of the following code? class C1 { public double PI=3.1; public void m1() { System.out.println("M1 of C1"); } } class C2 extends C1 { public double PI=3.14; public void m1() { System.out.println("M1 of C2"); } } public class C { public static void main(String[] args) { C1 obj = new C2(); obj.m1(); } } M1 of C1 M1 of C2 None of the above
D Question9 Which of the following represents the output of the following code segment? abstract class Base Base0System.out.println("Base Constructor Called"); abstract void fun: class Derived extends Base Constructor Called"): fun) called"): ) class MainClass Derived0 System.out.println("Derived void fun [System.out.printin/"Derived public static void main(String args) Derived d = new Derived@; O Print "Derived Constructor Called then print Base Constructor Called O Print "Base Constructor Called then print Derived Constructor Called" O We must write @override above the fun) method in Derived...
What is the output of running class C? The three Java classes are in separate Java files in the same directory (or in the same package). class A { public AO { System.out.println("The default constructor of A"); } // end A constructor } // end class A class B extends A { public BCString s) { System.out.println(s); } // end B constructor } // end class B public class C { public static void main(String[] args) { B b =...
Show the output of running the class Test in the following code lines: interface A { void print (); } class C ( class B extends C implements A { public void print() { } } class Test { public static void main(String[] args) { B b = new B(); if (b instanceof A) System.out.println("b is an instance of A"); w class Test { public static void main(String[] args) { B b = new B(); if (b instanceof A) System.out.println("b...