In case of disaster, you should always have backups of important data. Memory sticks and disks make is a very good way for storing significant work on.
Backups! You can never have too many backups.
keep it in your pocket
back ur files up on a memory stick or a external hard drive
make a backup file and get a portable hard drive.
There are two best options for storing backups. You can store your backups on an external harddrive. This will not protect against damage from fire or flood which will probably destroy both the computer and the external harddrive. You can also backup your files online through different storage services.
Data backups
Backup Backup on another medium Backup somewhere else
There are many software programs that are making continues data backups in case something bad happens to your files. The backups are used to restore the files to its previous state.
Data files are data whereas data records are backups.
then your stuff is lost and you won't have a second copy
You should protect files from loss because they are expensive to replace. I have a number of them in my toolbox. I throw them away when they get dull. Some people use old files to make knives. The best ones for this are the ones made in the US.
If they are being kept in case there is a chance of losing the originals, they are called backups. Otherwise they can just be referred to as copies.