Backups


 * Backups:** A copy of a file.
 * Backups should be done systematically.
 * After an edit, creating a new file, daily, weekly, monthly.
 * When backup.
 * Automatically so no files are not copied.
 * Convenient if a file is lost.
 * Taken to another location because the building can burn down.
 * Networks can be backed up using software on to a local copy.
 * Usually stored in magnetic tape cartridges.