SPARQL
Short for Simple Protocol and RDF Query Language, SPARQL defines a standard query language and data access protocol for use with the Resource Description Framework (RDF) data model. It works for any data source that can be mapped to RDF. The specification is under development by the RDF Data Access Working Group (DAWG).
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Short for serial presence detect, a category of information that is stored in an EEPROM chip on a memory module and communicated to the BIOS when the computer is booted. The SPD tells the BIOS the module��s data, such as its size, data width, manufacturer, speed, row and column addresses and voltage. With the information […]
- SPEC
(1) Acronym for Standard Performance Evaluation Corporation, a nonprofit corporation set up by many computer and microprocessor vendors to create a standard set of benchmark tests. The most widely used set of tests, known as SPEC CPU2000 contains two benchmark suites: CINT2000 for measuring and comparing compute-intensive integer performance, and CFP2000 for measuring and comparing […]
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Short for Sender Policy Framework, an extension of SMTP that stops e-mail spammers from forging the “From” fields in an e-mail. As SMTP itself does not carry an authenticating mechanism, the SPF extension provides the authentication scheme by specifying which computers are authorized to send email from a specific domain. In order to use SPF, […]
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Acronym for Service Profile Identifier, a number that identifies a specific ISDN line. When you obtain ISDN service, your telephone company assigns a SPID to your line. Part of the initialization procedure is to configure your ISDN terminal adapter to use this SPID. Most telephone companies in the U.S. use the Generic SPID Format, which […]
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Short for single point of failure, a generic phrase for any component of a system that upon failure will cause a malfunction in the entire system. A SPOF can be a hardware or electrical component or a software component. Each time a system expands (e.g., adding a workstation to a network or adding a new […]