adidas golf trainers A Guide to Selecting Media For Storing and Backing Up Computer Data
: Hard disks, floppy disks and digital audiotape are examples of Magnetic storage. It is found in digital cameras, video game consoles and digital audio players. You can use it in the form of USB Flash Drives to transfer or backup data. Backup is usually routine in large businesses but is often neglected by individual users. Some suggest backing up data files and duplicating your hard drive weekly. The following is a list of Local backup options. If your computer crashes you can simply download them from the site. The older version, the floppy disk, is 5.25 inches square and flexible. The 100 megabyte size holds the equivalent of 70 floppy diskettes. It usually holds 74 minutes of audio or 650 MB of data, although newer versions hold up to 80 minutes of audio (700 MB of data). If your PC has CD burning software and a compatible CD R or CD RW drive, the CD R can be used in the same way as a diskette. However unlike a diskette it cannot be deleted or overwritten. Data can be overwritten and erased. Other than this, the CD RW is identical to the CD R. Like the CD, a DVD is a 120 mm by 1.2mm thick disk. However the DVD has more tracks than a CD so holds far more data.