glossary category

Valve regulated lead-acid battery

Vented lead-acid battery

A document that captures the relevant physical aspects of the facility to achieve the performance requirements in support of the mission (as stated in the owner's program document)

For SPEC's purposes, baseline refers to a configuration that is more general and hopefully simpler than one tuned for a specific benchmark. Usually a baseline configuration needs to be effective across a variety of workloads, and there may be further restrictions, such as requirements about the ease-of-use for any features utilized. Commonly baseline is the alternative to a peak configuration.

Data traffic through a device usually measured in bits per second

A cable consisting of one or more metallic symmetrical cable elements (twisted pairs or quads) (from ISO/IEC 11801)

A printed circuit board with connectors where other cards are plugged. A backplane does not usually have many active components on it in contrast to a system board

The date upon which that part of the system becomes generally available, that is available to anyone willing to pay the appropriate price and take immediate delivery

A percentage value representing the degree to which a system or component is operational and accessible when required for use

The algorithm that allows two devices at either end of a link segment to negotiate common data service functions (see IEEE 802.3, Clause 28)