What will be the output of the following program?
using System; class Program
{
static void Main(string[] args)
{
String[] s = new String[2]; s[0] = Hello; s[1] = How are you!; foreach (string name: s)
{
Console.WriteLine( + name);
}
Console.ReadLine();
}
}

What will be the output of the following code?
using System;class A
{
public void DemoA()
{
Console.WriteLine(Method of class A);
}
}
class B : A
{
public void DemoB()
{
Console.WriteLine(Method of class B);
}
}
class Test
{
static void Main (string[] args)
{
A a=new B(); a.DemoA(); a.DemoB();
}
}

What is the error in the following code, if any?
using System;class Demo
{
private string name; public void print()
{
Console.WriteLine(nMy name is + name);
}
public string Name { get { return name; } set
{ name = value;
}
}
class Program
{
static void Main(string[] args)
{
Demo d = new Demo(); Console.Write(Enter your name:t); d.name = Console.ReadLine(); d.print(); Console.ReadLine();
}
}
}

Which of the following is/are the true statement(s)?

Which of the following is/are the example of boxing in C#?

Which of the following is/are true about the following code?
using System;struct A
{
public int x; public int y; public A(int x, int y)
{
this.x = x; this.y = y;
}
public override string ToString()
{
return ( + x + , + y + );
}
}
class Test
{
static void Main()
{
A a; A b = new A(); a.x = 2; a.y = 4; Console.WriteLine(a={0}, a); Console.WriteLine(b={0}, b);
}
}

Which of the following is the incorrect declaration of the delegate in C# language?

What is the error in the following code?
using System; class Employee
{
private string[]name = new string[10]; public static string this[int index]
{
get { return name[index]; } set
{
name[index] = value;
}
}
}
class Test
{
public static void Main()
{
Employee emp = new Employee(); emp[0] = Sachin; emp[1] = Rohit; emp[2] = Amit; Console.WriteLine(Emploees are:); for (int i = 0; i < 3;i++)
{
Console.WriteLine(emp[i]); } Console.ReadLine();
}
}

What will be the output of the following code?
using System;abstract class Base
{
protected int number; public abstract int this[int index]; class Child : Base
{
public override int this[int index]
{
get { return number; } set
{
number = value;
}
}
}
class Test
{
public static void Main()
{
Child obj = new Child(); obj[0] = 20; obj[1]=40 Console.WriteLine(The value is: + obj[0]);
}
}
}

Which of the following is/are the false statement(s)?

Which of the following statement(s) is/are false?

Which of the following code(s) has error?

What is the error in the following code?
using System;using System.Collections.Generic;sealed class A
{
protected void Demo()
{
Console.WriteLine(The Demo is called);
}
}
class B:A
{
static void Main(string[] args)
{
B a = new B(); a.Demo();
}
}

What will be the output of the following code?
using System;using System.Collections.Generic;class A
{
public void Demo()
{
Console.WriteLine(The Demo in base class);
}
}
class B : A
{
public override void Demo()
{
Console.WriteLine(The Demo in child class);
}
}
class test
{
static void Main(string[] args)
{
B b = new B(); b.Demo();
}
}

Which of the following is true about the following code?
using System;using System.Collections.Generic;class A
{
public void Demo()
{
Console.WriteLine(The Demo in base class);
}
}
class B : A
{
public new void Demo()
{
Console.WriteLine(The Demo in child class);
}
}
class test
{
static void Main(string[] args)
{
A b = new B(); b.Demo();
}
}