Answer:
The answer to this question is the command prompt.
Explanation:
In the SQL server 2012 installation, there are many steps in the server installation in this steps the command prompt is used to configure the file the process of installation can be given as:
Before installing the SQL server we must check the minimum Hardware and Software Requirements of the software to install on the computer. Then we click on the software setup file when we click on the setup file of the software it provides the command prompt. In this prompt, that shows the details about the software and also configure the file. This prompt is shown a short time on the computer screen. Then we name the server and select the password and click on the Next button. It will configure the server automatically At the last click on the finish button. The server is installed properly.