This book guides you through the use of disc operating system. Written for users of all dos versions, this tutorial shows you how to use the important commands found in all versions of dos and is a guide to using the new dos 6.0 and 6.2 utilities to enhance your computer operations. This book provides you with the means to quickly identify which commands are available on your computer and unavailable in earlier versions of dos. If you like to learn by doing, this book has you formatting disks, br>copying files, and displaying their contents in minutes. Designed with the beginner in mind, this book makes it easy to master the most common commands with practical, hands-on activities. Table of Contents: section 1: Introduction and dos overview section 2: getting started section 3: preparing and examining disks section 4: filenames and directory commands section 5: br>copying files and disks section 6: erasing br>renaming and displaying files section 7: piping commands and dos filters section 8: automatic file execution section 9: backing up and restoring files section 10: file attribute and copy control section 11: controlling computer devices with the mode command section 12: memory and disk management and file compression section 13: anti virus protection.