You are designing a three-tier web application. You need to choose the method of
communication between the web and application layers to meet these requirements:
¦ The application server will use the .NET Framework 4.0.
¦ The application server must be physically isolated.
¦ The application server will be located on the same high-speed LAN as the web
server and database servers.
¦ The web server will be located behind a firewall.
¦ The communications will be two-way.
¦ The communications must be as efficient as possible
Which WCF binding type will you use?