Cdr

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– Recordable Compact Disk
 Floppy disk – a square 3 ˝ inch disk, with a capacity of 1.4mb
 Cartridge – A high capacity form of storage, slightly larger than a floppy disk
 Byte - The way that data is measured
 MB – megabyte, (1,000 bytes)
 Gig – gigabyte, (1,000mb)
 Piracy – The illegal reproduction of copyrighted material.

Factors influencing the development of CDR
CDs have become the standard for all forms of media, be it audio, visual or multimedia. Until recently, there has been no economically viable way to create your own CD’s at home. So the first CD Writers were introduced, made by Panasonic, costing over $900. Like most things, an increase in demand caused the recommended retail price to drop to the point where they are almost as low as $400. With this decline in price, CD Writers have become more affordable. The acknowledged intent is that people will use it for personal use, mainly to backup data, but this is ...

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the current storage media’s.
Media Type Equipment Required Cost Storage Type Capacity Cost Shelf Life
CDR CD Burner $400 - $700 Recordable CD 650mb $3 - $10 Long
Zip Zip Drive $250 - $400 Zip Cartridge 100mb $30 Medium
Jaz Jaz Drive $600 - $800 Jaz Cartridge 1gig $100 Medium
Tape Tape Drive $650 - $900 Tape 4 – 8gig $100 Medium
Floppy 3 ˝ inch disk drive $20 - $30 3 ˝ inch floppy disk 1.44mb $2 Short

As this table shows, the economic benefits of CDR are obvious. Low cost and high capacity. When it comes to sociological benefits, you can not put a price on the ability to freely read and write up to 650mb of data on one storage media, that has a longer shelf life than any ...

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