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Chapter 4. Playing Disk Jockey with Hard... > What's on a Disk? Files and Folders - Pg. 42

Playing Disk Jockey with Hard Disks, Floppy Disks, CDs, and DVDs 42 The Least You Need to Know · Your computer identifies your disk drives using letters: A and B for floppy drives; typically C for your hard drive; and D, E, F, and so on for additional drives, such as CD-ROM drives. · Never expose a floppy disk to heat or magnets, and never bend or mangle them. · When inserting floppy disks, CD-ROMs, and DVDs, never force the disk or disc into the drive. This can damage the disks and the drive heads. · Current CD-ROM drives can play music CDs and other enhanced CDs with video or music clips. · Using a special program called a DVD player, your DVD-ROM drives can play videodiscs. · When you create and save a document, it is stored as a named file on your computer's hard disk. · Folders hold a group of related files on a disk.