If the CD is mp3 then yes.
you have been take backup by many commands like "ufsdump", "tar" , " pax "syntax for ufsdump backup for a root file system is :# ufsdump 0ucf < backing store directory > its entry goes to " /etc/dumpdates" file0 is the backup level for whole file systemmainthing is that "ufsdump" is used for full file system backup
The data file cannot be recovered.
To backup and restore a database, as you would do for any computer file, depends on the operating system and the database used.
Full
System State Data
Backup memory is a separate file that stores a duplicate copy of all of your data. This is so if a system crashes, you can access the files again using the backup memory files.
NAS refers to the backup of network attached storage node. This command is useful for the backing up of information as a system image file on a particular server.
Create a backup of the data Verify the integrity of the backup Verify that enough disk space is available
Backup and Restore Utility or by System Protection
A full backup will make a replica of every file currently on the system and store it, usually in a compressed file, for later use if there is a problem. A full backup takes no account of changes made to files since the last backup - it simply copies everything. Therefore it is sensible to only carry out a partial backup if you are short of time or hard drive space.
Just another copy of the file.
The files which store the copy of your original data are called backup files. In windows backup files are created by NTbackup utility and windows backup and restore utilities. These backup files have .bkf file extension.