Quantum A-Series manual Glossary

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Glossary

ISO The International Organization for Standardization is an international non-governmental standard-setting body made up of representatives from national standards bodies.

ISV Independent Software Vendor.

KB A kilobyte is a unit of measure equal to 1 thousand (1024) bytes. SI — 1 000 000 bytes or 106 bytes. Computer usage — 1024 bytes.

LED Light Emitting Diode.

LGMR Laser Guided Magnetic Recording.

µM A Micrometer is an SI unit of length. It is defined as one millionth

of a metre (1 × 10-6m), equivalent to one thousandth of a millimeter.

MAM Medium Auxiliary Memory (MAM) is an SDLT 600A tape drive feature that provides information on the status and prior use history of a Super DLTtape cartridge.

MB Megabyte

SI — 1 000 000 bytes or 106 bytes. This is the International System of Units (SI) definition used by telecommunications engineers and storage manufacturers.

1 048 576 bytes - 10242, or 220. This definition is often used in computer science and computer programming, when talking about the size of files or computer memory. The reason is that computers use the binary numeral system internally.

Note: For the purpose of this document, SI is used.

MRC Heads Magneto Resistive Cluster Heads. A cluster of small, cost- effective Magneto Resistive (MR) media heads packed densely together.

ms A Millisecond is equal to one thousandth of a second. MTBF Mean Time Between Failures.

MXF Material eXchange Format, is a file format designed to improve data and metadata exchange. The targeted objective is the interoperability between content creation mainframes, work stations and peripherals.

This wrapper file format was designed to make use of current and forthcoming data formats. It also permits conveyance of metadata following standardized schemes. This metadata is used

Quantum A-Series Tape Drives User’s Guide 85