How to Backup Files in DOS Using the Backup Command

In this video we discuss how to backup files in dos using the backup command the ms dos backup command is an external command available in ms dos 2.x - 5.x and can be found on the on the MS-DOS 6.0 and supplemental disk BACKUP [Source:\Path\File name] [Target:] [/s] [/m] [/a] [/d:date] [/t:time] [/f:size] [/L:LogDrive:\Path\Log] Source:\Path\File name The source, path, and file name of the location of the file that you want to backup. Target: The target drive for the backup file. /s Makes a backup of all files, directories, and subdirectories in the specified source location. /m Backup all files that have changed since the last backup. /a Adds a new backup file to existing backups instead of overwriting them. /d:date Backup files that have been created or modified since the date specified. /t:time Backup files that have been created or modified after this time. /f:size Create backup files in a specific size so they can be saved to an