Partition
A portion of a hard drive dedicated to a particular operating system or application and accessed as a
single logical volume.
SCSI (Small Computer System Interface)
Pronounced “scuzzy”. An intelligent parallel peripheral interface characterized by its use of high level
communication between devices.
Sector
On a hard drive, the minimum segment of track length that the hard disk drive can assign to store
information.
Termination
The signals on a SCSI bus must be terminated at both ends of the bus. This is generally done
automatically by the controller and requires an “external” terminator on the last connector of the bus.
Track
One of the many concentric magnetic circle patterns written on a disk surface as a guide for storing and
reading data.
Wipe
Wipe is a software utility that writes zeros to every sector on a hard disk drive up to 8 GB. See Zap.
Windows® NT
Microsoft’s 32-bit server operating system.
Windows® 98
Microsoft operating system.
Zap
A utility in which the first 128 sectors of a hard drive are overwritten with zeros. See Wipe.
Zip drive
A drive which
uses increased real density on floppy disk technology to increase storage capacity. Zip
diskettes have a storage capacity of 100 MB.
IBM storage products
Page 27
IBM Hard Disk Drive Technical Support Center version 1.0
