Operating instructions

DVD (digital versatile disc) An optical media format that provides for 4–17
GB of video or data storage.
DVD Multi A description given to DVD drives that are capable of reading all
six DVD formats.
DVD+RW A type of rewritable DVD media.
DVD-RAM A type of rewritable DVD media that uses a cartridge.
DVD-ROM The DVD equivalent of the standard CD-ROM.
DVD-RW A type of rewritable DVD media.
DVD-Video A DVD format used exclusively to store digital video; capable of
storing over 2 hours of high-quality video on a single DVD.
DVI (digital video interface) A special video connector designed for digi-
tal-to-digital connections; most commonly seen on PC video cards and LCD
monitors. Some versions also support analog signals with a special adapter.
dynamic disks A special feature of Windows 2000 and Windows XP that al-
lows a user to span a single volume across two or more drives. Dynamic disks do
not have partitions; they have volumes. Dynamic disks can be striped, mirrored,
and striped or mirrored with parity.
EAX 3-D sound technology developed by Creative Labs, but now supported
by most sound cards.
ECC (error-correcting code) Special software, embedded on hard drives, that
constantly scans the drives for bad sectors.
ECC DRAM (error-correcting code DRAM) A type of RAM that uses special
chips to detect and fix memory errors. This type of RAM is commonly used in
high-end servers where data integrity is crucial.
EDB (external data bus) The primary data highway of all computers. Every
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thing in your computer is tied either directly or indirectly to the external data
bus. See also frontside bus and backside bus.
EDO DRAM (enhanced data out DRAM) An improvement on FPM DRAM in
that more data can be read before the RAM must be refreshed.
GLOSSARY 25
Passport / Mike Meyers‘ A+ Certification Passport / Meyers / 226308-3 / Glossary
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