Delegates and Events

What is a delegate in C# and how is it similar to function pointers in C or C++?

How can delegates be used in C# without parameters or with a parameter list?

Explain the concept of multicasting in delegates and how it is related to events.

What are the advantages of using delegates in C#?

Explain the basic model of publisher and subscriber in events.

How are events used to signal user actions in graphical user interfaces?

What is the role of EventHandler delegate and EventArgs base class in the .NET Framework for events?

Explain the steps involved in declaring an event inside a class in C#.

What is ADO.NET and how does it provide consistent access to data sources in .NET applications?

Describe the features of ADO.NET that make it a powerful data access technology.