Short for public land mobile network, a generic term for a mobile wireless network that is centrally operated and administrated by an organization and uses land-based radio frequency transmitters or base stations as network hubs. PLMNs can stand alone and interconnect with one another or connect to a fixed system such as the PSTN.
Cellular phones and mobile Internet access are two common uses of a PLMN.
Short for Programming Language for Business, PL/B is an English-like high-level programming language that offers screen, file and character string manipulation. The PL/B source code will compile and run without changes across multiple platforms and it incorporates strong file access capabilities that distinguish it from other languages. PL/B is also multi-user friendly, as no additional […]
Short for Procedural Language/SQL, Oracle��s procedural extension to the industry-standard SQL. By adding procedural constructs to SQL, such as encapsulation, function overloading, information hiding, block structure, conditional statements, loop statements, variable types, structured data and customized error handling, the PL/SQL language takes on characteristics of object-oriented programming languages. PL/SQL’s language syntax, structure and data types […]
Short for polymethylmethacrylate, or more correctly Poly(methyl methacrylate), PMMA is a clear plastic acrylic material that can be used as a replacement for glass. PMMA is commonly used in places where shatter-proof glass or windows are required, such as the puck barriers found in hockey rinks. PMMA is also used in signs, lenses, paints and […]
- Portable Music Player (PMP)
Acronym for Portable Music Player. PMP describes any digital portable music player which allows users to download or save digital music files (in MP3 format) from their computer to play on their PMP. Some examples of a PMP would be the iPod, iRiver, Rio Karma, and the NOMAD to name a few.
Acronym for peak momentary power output. This term refers to the maximum power output achieved for a speaker system under perfect conditions. PMPO is a controversy term, as many feel it is used as a marketing ploy, since the perfect conditions on which PMPO are based are next to impossible to achieve in a home […]