Differences between version 10 and previous revision of HardDisk.
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| Newer page: | version 10 | Last edited on Sunday, March 7, 2004 5:57:29 pm | by AristotlePagaltzis | Revert |
| Older page: | version 1 | Last edited on Friday, November 15, 2002 8:24:06 pm | by JohnMcPherson | Revert |
@@ -1,5 +1,15 @@
-The piece of hardware
that stores your programs and data "permanently" - ie after the power goes off. You probably know what a hard disk is.
+The piece of [Hardware]
that stores your programs and data "permanently" - ie after the power goes off. You probably know what a hard disk is.
-Hard drives used to have capacity measured in Megabytes (MB)
- these days it is more likely to be
in Gigabytes (GB) or maybe (very unlikely) Terabytes (TB)
.
+Hard drives used to have capacity measured in [MegaByte]s -
- these days it's
in [GigaByte]s
.
-The standard method of measuring large amounts of data (in the mainstream media) appears to be ''Library of Congress
'' x ''n''.
+A typical cheap [IDE] hard disk drive these days might cost around NZ$200 for 40-60 [GibiByte]s of data. [SCSI] drives are typically slightly more expensive.
+
+
The standard method of measuring large amounts of data (in the mainstream media) appears to be ''[LibraryOfCongress|LOC]
'' x ''n''.
+
+
+This ( http://www.wlug.org.nz/archive/images/platter-lowres.jpg ) is a disk platter used at StanfordUniversity in the 1960s. I put a $1 note in the lower-right corner to give you an idea of the platter's size. This platter could store 4 megabytes of data. The black mark around it is from a disk head crash (!!).
+
+----
+See also DrivePartitioning, BackupNotes, FileSystems and [HowToUltraDMA].
+
+Part of CategoryDiskNotes
