How does CD technology work?

CD Technology What is it? Compact Disc's (CD's) are a part of everyday life, they are everywhere. CD's were first introduced in the early 1980's as a convienient way to store music. Now they are mainly used to hold music, data or computer software. CD's have become the standard medium for distributing large quantities of information in a small, extremely cheap, reliable and easy to manufacture package. Compact Disc's A CD is just a simple …showed first 75 words of 989 total…

…showed last 75 words of 989 total…for the time being the most convienient way to store information, whether it be music, data or computer software. DVD technology now has the potential to store up to 17 gigabytes, as oppose to the 714 megabytes CD's can hold (a gigabyte is 1000 megabytes, so a DVD could hold 18000 mb while a CD could hold 714mb). In a few years DVD technology will most probably have taken over the role of CD's and they will become obsolete.