T he Presentation Control Layer is a part of the OSI Reference Model. It is the second Layer from the top. This Layer provides services to the Application/User Layer that lies above. The presentations to the Application/User Layer are controlled by the Presentation Control Layer. Exchange of information occurs between the Application/User Layer and the Presentation Control Layer. The Application/User Layer requires to be supported with suitable Data. The Presentation Control Layer supports the Application/User Layer to perform interpretation of Data. The support required by the Application/User Layer to perform interpretation arises because of different forms of Data. Yes, a piece of Data can be represented in various ways. The various forms of Data present a variety of Data before us. It is to mention that the Application/User Layer is presented with Computer Program and Data. The Presentation Control Layer is responsible for these presentations. Computer Progra...