First program in C# with all details
      1.   Program Structure Analysis:   // C# program to print Welcome to TechDevelopers Hindi.   using System;   namespace FirstProgram   {   class Program   {   static void Main(string[] args)   {   Console.WriteLine("Welcome to TechDevelopers Hindi");   Console.ReadKey();   }}}       1. NET Framework References:   Every .NET application takes the reference of the necessary .NET framework namespaces that it is planning to use with the using keyword, e.g., using System.Text.   2.   Namespace:   Declare the namespace for the current class using   the namespace keyword, e.g., namespace FirstProgram.       3.   Class:   class is the keyword which is used for the declaration of classes. Program is the user-defined name of the class. Every class extension in C# is .cs, like Program.cs               4. Static:   Static keyword tells us that this method is accessible without create the object of class .   5. Void:   Void keyword tells that th...