back ur files up on a memory stick or a external hard drive
keep it in your pocket
make a backup file and get a portable hard drive.
Backup Backup on another medium Backup somewhere else
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.
then your stuff is lost and you won't have a second copy
It could result in the loss of all or some of your files
You must have a back up file available, like a memory - stick or back up disk.
backup it, upload to google documents, upload to sky drive which is free online storage and comes with .live account
keep them on a hard drive Back them up on another medium (CD, DVD, USB flashdrive Back them up on the Internet (Dropbox , etc)
A system backup. This typically copies key operating system files and programs, but not user data.
One effective measure to protect the integrity of computer files is to implement regular data backups. This ensures that copies of files are stored securely and can be restored in case of corruption or loss. Additionally, using checksums or hash functions can help verify that files have not been altered or tampered with. Employing access controls and encryption further enhances protection against unauthorized modifications.
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.