Quantum SuperLoader 3A Series User Manual page 110

G
H
Quantum SuperLoader 3A Series User's Guide
The amount of room left to store data on a tape after
formatted capacity
writing the sector headers, boundary definitions, and timing
information during a format operation.
File Transfer Protocol. A protocol used to transfer files over a
FTP
TCP/IP network.
Dimensions of a drive that meet standard height
full height
requirements, usually 3.25 inches (82.55 mm) for a tape or disk
drive product.
Gigabyte. A unit of measurement equal to 1 million kilobytes.
GB
Gigahertz. A measurement of frequency that equals one
GHz
thousand million Hz, or one thousand MHz. Speeds for
computer microprocessors, buses, and interfaces are often
measured in GHz.
German Safety.
GS
Standard drive size equivalent to half the vertical space of a
half height
5.25 inch (133.35 mm) drive.
A data error that persists when the tape is reread, usually
hard error
caused by defects in the physical surface.
Hierarchical Storage Management (HSM)
amounts of data in tape libraries that allows for easy and rapid
recall of the material. Due to the lowering cost of disk drives,
HSM has yet to reach its full potential.
An ASIC (Application Specific Integrated Circuit) for the SDLT
HiFN
that handles data compression.
The Host Interface Module implements the interface between the
HIM
host system and the tape drive.
Hard Read Error.
HRE
HyperText Transfer Protocol - The protocol for moving
HTTP
hypertext files across the Internet. Requires an HTTP client
program on one end, and an HTTP server program on the other
end. HTTP is the most used protocol on the Internet.
Hard Write Error.
HWE
Hertz. A unit of frequency measurement that equals 1 cycle per
Hz
second. Computers and electronic devices are often measured in
A method of storing massive
Glossary
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