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with error correction (or 847 MB total). In comparison, a single-layer DVD-ROM can hold 4.7 GB (4.7 × 10⁹ bytes) of error-protected data, more than 6 CD-ROMs.

CD-ROM drives

CD-ROM discs are read using CD-ROM drives. A CD-ROM drive may be connected to the computer via a PATA, SCSI, SATA, FireWire, or USB

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