We then introduce you to the Disk Operating System, or DOS, the fundamental operating program we will be using. You will also learn how to prepare a diskette for use in storing data or information. Batch files are customized DOS programs helpful in implementing multiple commands. In Windows, we learn how to use the Program Manager for looking at directories, copying, and managing files. Here, we learn how to type letters and documents, and how to save them to disk.
Word also has available short-cut keys and a menu bar for selecting different functions.
A spell checker and thesaurus also come in handy when doing those long reports or term papers. A spreadsheet is a technological ledger in which data or numbers can be entered and manipulated in tabular form. In addition, the data can be graphed to show a visual representation of the numbers.