This is a free sample excerpt of the paper. Join to view the full essay
|
Optical Storage Mediums
Part 1 of Paper
....s (soon making way to the CD-ROM), both of which can store
some amount of data. In a disk drive, a read/write head (usually a coil of
wire) passes over a spinning disk, generating an electrical current, which
defines a bit as either a 1 or a 0. There are limitations to this though, and
that is that we can only make t.... Part 2 of Paper
....verage optical disk is far
longer than that of a magnetic medium. Also, it is impossible to ÒcrashÓ an
optical disk (in the same sense as crashing a hard drive), since there is a
protective layer covering the data areas, and that the ÒheadÓ of the drive can
be quite far away from the disk surface (a few millimeters compared to
micrometers for a hard drive). If this medium is so superior, then why is it
not standard equipment? It is. Most of the new computers have a CD-ROM drive
that come.... |
| Number of words: 997 - Approximate pages: 4 |
|
Here are PaperHelp we are used to dealing with students in a rush to complete their research papers on a tight deadline. That is why when you
join our site, your account is activated immediately enabling you to get the information you need as quickly as possible. We also know that
students usually are on a tight budget, which is why we give you access to a large number of papers, 45,000+ to exact, for one low monthly
price. With so many essays available, there is a very good chance you'll be able to find what you need. So join today and get your paper
done.
| Length |
Membership Type |
Price |
Register |
| 30 days |
recurring |
$19.95 |
| 90 days |
recurring |
$39.95 |
| 180 days |
non-recurring |
$69.95 |
|
|
|
