virtual transaction systems
1Virtual memory/rewrite — Virtual memory is a computer system technique that gives an application program the impression it has contiguous working memory, while in fact it is physically fragmented and may even overflow on to disk storage. Systems which use this technique… …
2Virtual DOS machine — (VDM) is Microsoft s technology that allows running legacy DOS and 16 bit Windows programs on Intel 80386 or higher computers when there is already another operating system running and controlling the hardware. Contents 1 Overview 2 NTVDM 3… …
3Virtual world — A virtual world is an online community that takes the form of a computer based simulated environment through which users can interact with one another and use and create objects.[1] The term has become largely synonymous with interactive 3D… …
4Virtual enterprise — A Virtual Enterprise (VE) is a temporary alliance of enterprises that come together to share skills or core competencies and resources in order to better respond to business opportunities, and whose cooperation is supported by computer… …
5Virtual terminal — In open systems, a virtual terminal (VT) is an application service that: # Allows host terminals on a multi user network to interact with other hosts regardless of terminal type and characteristics, # Allows remote log on by local area network… …
6History of IBM mainframe operating systems — The history of operating systems running on IBM mainframes is a notable chapter of history of mainframe operating systems, because of IBM s long standing position as the world s largest hardware supplier of mainframe computers.Arguably the… …
7List of file systems — The following lists identify, characterize and link to more thorough information on computer file systems.Many older operating systems support only their one native file system, which does not bear any name apart from the name of the operating… …
8IBM Systems Network Architecture — Systems Network Architecture (SNA) is IBM s proprietary networking architecture created in 1974. It is a complete protocol stack for interconnecting computers and their resources. SNA describes the protocol and is, in itself, not actually a… …
9Computers and Information Systems — ▪ 2009 Introduction Smartphone: The New Computer. The market for the smartphone in reality a handheld computer for Web browsing, e mail, music, and video that was integrated with a cellular telephone continued to grow in 2008. According to… …
10Burroughs large systems — The Burroughs large systems were the largest of three series of Burroughs Corporation mainframe computers. Founded in the 1880s, Burroughs was the oldest continuously operating entity in computing, but by the late 1950s its computing equipment… …
