CD-ROM normally expressed with binary prefixes, subtracting the space used for error correction data. A standard 120 mm, "700 MB" CD-ROM can actually hold about 737 MB (703 MiB) of data with error correction (or 847 MB total). In comparison, a single-layer DVD-ROM can hold 4.7 GB of error-protected data, more than 6 CD-ROMs. CD-ROM discs are read using CD-ROM drives. A CD-ROM drive may be connected to the computer via an IDE (ATA), SCSI, SATA, FireWire, or USB interface or a proprietary interface, such as the Panasonic CD interface, LMSI/Philips, Sony and Mitsumi standards. Virtually all modern CD-ROM drives can
Gerard Philips a decade. On 19 March 1896 Philips married Johanna van der Willigen (30 September 1862 – 1942). They had no children. Gerard's father was a first cousin of Karl Marx (his paternal aunt was Marx's mother). Gerard was an uncle of Frits Philips, whom he and his brother brought into the business. Later they brought in his brother's son-in-law, Frans Otten. Gerard and his brother Anton supported education and social programs in Eindhoven, including the Philips Sport Vereniging (Philips Sports Association), which they founded. From it the professional football (soccer) department developed into the independent Philips Sport Vereniging N.V. Gerard