1. A method of automatically configuring and formatting a computer system having a random access memory for installation of a prespecified application program in the computer system, comprising: automatically creating a primary active DOS partition on a primary hard disk drive of the computer system; automatically selecting, based upon the size of the random access memory, a size value for a primary extended DOS partition; automatically creating the primary extended DOS partition on the primary hard disk drive, wherein the size of the primary extended DOS partition equals the selected size value; and automatically formatting each partition so as to create a root directory and a file allocation table for each partition.