Digital Equipment DEC 3000 500X AXP Owner's Manual page 254

loopback tests
Diagnostic tests used to isolate a failure by testing segments of a
particular control or data path.
magnetic tape
A tape, made of plastic and coated with magnetic oxide, that is
used to store data. Also called magtape.
Maintenance Operations Protocol (MOP)
The transport protocol for network bootstraps and other network
operations.
mass storage device
An input/output device on which data is stored. Typical mass
storage devices include fixed disks, compact discs, magnetic
tapes, and diskettes.
Mb
See megabit.
MB
See megabyte.
media
The physical material on which data is recorded, for example,
magnetic disks, diskettes, and compact discs.
megabit
A unit of measure equal to one million bits.
megabyte
A unit of measure equal to 1,024 kilobytes or 1,048,576 bytes.
memory
The area of the system that electrically stores instructions and
data, often temporarily.
memory module
A single in-line memory module (SIMM) that contains memory
for your system.
Glossary–17