2. http://cyberfrauds.blogspot.com

Example :

using System;
using System.Collections;
namespace collectionstest
{
class Program
{
public class student
{
public string name;
public int age;

public student()
{
}
public student(string nm, int ag)
{
name = nm;
age = ag;
}
}

static void Main(string[] args)
{
//Decraling Arraylist
ArrayList ar = new ArrayList();
// Adding three students to arraylist
ar.AddRange(new student[] { new student(“Rajesh”, 24), new student(“Ramesh”, 25), new student(“Mahesh”, 32) });
ar.Insert(0, new student(“Suresh”, 45));// Inserting new student at 0 position

//Finding Capacity of ArrayList ar
Console.WriteLine(“Capacity is {0}”,ar.Capacity);
foreach (student s in ar)
{
Console.WriteLine(“—————————”);
Console.WriteLine(“Name {0}”, s.name);
Console.WriteLine(“Age {0}”, s.age);
Console.WriteLine(“—————————”);
}
//Using Queue

Queue q1 = new Queue();
//Use Enqueue method to store an object
q1.Enqueue(new student(“MK”,23));
q1.Enqueue(new student(“Ashok”,23));
//Display elements of Queue
Console.WriteLine(“Elements of Queue are”);
foreach (student s in q1)
{
Console.WriteLine(“—————————”);
Console.WriteLine(“Name {0}”, s.name);
Console.WriteLine(“Age {0}”, s.age);
Console.WriteLine(“—————————”);
}
// To remove eleemtns from Queue use Dequeue method
Console.ReadLine();
}
}
}

}
interface emp
{
void getemp();
void showemp();
}
interface empbonus
{
void getbonus();
}

class employee:emp,empbonus
{
private int empid;
private string name;
private double bonus;
public void getemp()
{
Console.WriteLine(“Enter the Empid”);
empid = int.Parse(Console.ReadLine());
Console.WriteLine(“Enter the name”);
name = Console.ReadLine();
}
public void getbonus()
{
Console.WriteLine(“Enter Bonus”);
bonus=double.Parse(Console.ReadLine());
}
public void showemp()
{
Console.WriteLine(“Empid is {0}, Name is {1}”, empid, name);
}
}

Del delhand = DelMeth;
delhand(“Hello Delegate Test”);
Console.ReadLine();
}
//Declare a Delegate
public delegate void Del(string msg);

//Define delegare method
public static void DelMeth(string msg)
{
Console.WriteLine(msg);
}