What Will Be The Output Of The Following C Codep Pre Langcsharp #407

What will be the output of the following C# code?</p> <pre><code class="language-csharp" line="1"> namespace ConsoleApplication4 { abstract class A { public int i; public abstract void display(); } class B: A { public int j; public int sum; public override void display() { sum = i + j; Console.WriteLine(+i + "\n" + +j); Console.WriteLine("sum is:" +sum); } } class Program { static void Main(string[] args) { A obj = new B(); obj.i = 2; B obj1 = new B(); obj1.j = 10; obj.display(); Console.ReadLine(); } } } </code></pre>

This multiple choice question (MCQ) is related to the book/course gs gs108 CSharp. It can also be found in gs gs108 Object Oriented Concepts - Abstract Class & Methods - Quiz No.1.

 namespace ConsoleApplication4 { abstract class A { public int i; public abstract void display(); } class B: A { public  int j; public int sum; public override void display() { sum = i + j; Console.WriteLine(+i + "\n" + +j); Console.WriteLine("sum is:" +sum); } } class Program { static void Main(string[] args) { A obj = new B(); obj.i = 2; B obj1 = new B(); obj1.j = 10; obj.display(); Console.ReadLine(); } } } 

2, 10 12

0, 10 10

2, 0 2

0, 0 0