♦   Before .net technology under Microsoft family we have 3 popular technologies , they are
             1. VB
             2. VC ++
             3. ASP

♦    Using VB and VC++ we can develop only windows applications. Using ASP we can develop only web applications.

♦    These technologies are having some of the drawbacks like below.
          1. Platform Dependency

♦    These technologies will work only on windows operating system.

♦    Not supporting to develop multi type of applications

♦    Using VB , VC++ we can develop only windows applications and using ASP we can develop only web applications.

♦    In the year 1995 Sun Micro System has introduced a technology called JAVA.

♦    Java is a platform independent technology and framework technology.

♦    Because of above advantages in JAVA, Microsoft existing clients are attracting towards a technology called java.

♦    To overcome this Microsoft has announced about .net technology first time in the year 1998 in a meeting called PDC (Professionals Developers Conference).

♦    In this meeting Microsoft has announced about .net features like below.
                .Net will be platform independent technology
                .Net will be framework technology
                .Net is supporting for multiple programming languages.

♦    From 1998 – 2002 Microsoft R & D team has designed .Net technology. Finally they have released first version of .net that is .Net 1.0 in the year 2002.