CD offers capacity of about 700MB while DVD offers about 4GB space plus better sound and picture quality
One main advantage of CD-ROMs is that a CD-ROM can store much more information than DVDs.
10000000000000000 dvds have been sold in 2007
CD-ROMs are read-only discs designed for storing data permanently, while recordable CDs (CD-Rs) allow users to write data once. Rewritable CDs (CD-RWs) can be erased and rewritten multiple times. DVD-ROMs function similarly to CD-ROMs but have greater storage capacity, while recordable DVDs (DVD-Rs and DVD+Rs) can be written once, and rewritable DVDs (DVD-RWs and DVD+RWs) can be erased and rewritten multiple times.
mp3 files in CD-roms AVI, WMV, MP4, DivX is most normal in DVDs
CDs are for music while DVDs are for movies
CD Roms can only Read CD's such as VCD, Audio CD, mp3 CD.DVD Roms can read any CD's such as VCD, Audio CD, mp3 CD and also read DVD's such as DVD Video, DVD Audio & DVD mp3's.
Cd's are played in a CD player and dvds are played in a DVD player.
Most DVD drives can read both CD-R and DVDs. However, CD-ROM drives, which were designed before DVDs became standard, cannot read DVDs.
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IDE involves the interaction of the computer with hard drives and CD-ROMS. Atapi specifies the IDE tape drives and CD-ROMS.
CD = Compact Disk ROM = Read Only Memory Together CD-ROM means a compact disc made into a read only memory device. Rewritable cd's are not cd-roms as they are memory devices that can be rewrote to.