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CD Roms, DVDs, And other devices. Andrew Garcia Micah Apao-Texeira. CD Roms. Most CD Roms hold about 650 MB of data CD roms can both Read and Write Data CD Roms are interface to the computer using the ARAPI Interface. Interface. There are only 2 kinds of CD Roms Today Read Only
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CD Roms, DVDs, And other devices Andrew Garcia Micah Apao-Texeira
CD Roms • Most CD Roms hold about 650 MB of data • CD roms can both Read and Write Data • CD Roms are interface to the computer using the ARAPI Interface.
Interface • There are only 2 kinds of CD Roms Today • Read Only • Read and Write CD- Roms • Primarily as internally mounted Drive, but can also be purchased as an external Device. • Some CD Rom drives interface through parallel printer ports.
Speed • Speeds are expressed in terms of 1X, 2X, 4X, which is the number of times the drive is than the standard CD Rom reader. • 40x speed CD Roms can be purchased at low prices. • Read/write CD roms are expressed as 32x, 10x, and 4x.
Other Storage Devices • DVD Stands for Digital Video Disk • Zip Drives – A removable cartridge storage device that may be used to store compressed data as a data back up method • Tape drive backup kits – Their Capacity 3G to 40G.
More About DVDs • DVD-R/authoring – Can record data once • DVD-R/general – can record data once. Capacity is 3.95 Gb or 4.7 Gb. • DVD – Ram – not compatible. 2.58 Gb Storage capacity. Can be rewritten. Hold data for 30 years or more • DVD-RW – 4.7 GB capacity. Rewritten about 1000 times • DVD+RW – became available early 2001
Question • Which two steps should be performed when installing a peripheral device? • Connect the peripheral to the host using appropriate cable or wireless connection • Connect the peripheral to a power source • Install the appropriate driver