Open the Server Manager
Start -> Administrative Tools -> Server Manager

Server Manager
Right click on Roles and select Add Roles

Add Roles
It will open the Add Roles Wizard

Add Roles Wizard
lick on Next
Now, select the Server Role as Web Server (IIS)

Select Server Role
Click Next

Web Server Information
Click Next
Select the required services under IIS.

Select Role Services
Click Next
Select again Next and Click on Install

Finish Install
Same way you can enable the IIS services like Windows Authentication, IIS 6 scripting tools, etc.
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About ambilykk
I am a Technology Evangelist on Microsoft Technologies. I am carrying the passion on Microsoft technologies specifically on web technologies such as ASP .Net and Ajax. My interests also include Azure and Visual Studio. Technology adoption and learning is my key strength and technology sharing is my passion.