Glossary
hard disk drive
UCS 1000 R4.2 Administration 585-313-507
Issue 3 April 2000 655
H
hard disk drive
A high-capacity data storage/retrieval device that is located inside a computer
platform. A hard disk drive stores data on nonremovable high-density magnetic
media based on a predetermined format for retrieval by the system at a later date.
hardware
The physical components of a computer system. The central processing unit, disks,
tape, and floppy drives, etc., are all hardware.
hardware upgrade
Replacement of one or more fundamental platform hardware components (for
example, the CPU or hard disk drive), while the existing platform and other existing
optional circuit cards remain.
HDD
hard disk drive
hwoos
hardware out-of-service state
