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  2. System - Wikipedia

    en.wikipedia.org/wiki/System

    A system, surrounded and influenced by its environment, is described by its boundaries, structure and purpose and is expressed in its functioning. Systems are the subjects of study of systems theory and other systems sciences . Systems have several common properties and characteristics, including structure, function (s), behavior and ...

  3. Local exchange trading system - Wikipedia

    en.wikipedia.org/wiki/Local_exchange_trading_system

    A local exchange trading system (also local employment and trading system or local energy transfer system; abbreviated LETS) is a locally initiated, democratically organised, not-for-profit community enterprise that provides a community information service and records transactions of members exchanging goods and services by using locally ...

  4. Online transaction processing - Wikipedia

    en.wikipedia.org/wiki/Online_transaction_processing

    An OLTP system is an accessible data processing system in today's enterprises. Some examples of OLTP systems include order entry, retail sales, and financial transaction systems. [5] Online transaction processing systems increasingly require support for transactions that span a network and may include more than one company.

  5. List of operating systems - Wikipedia

    en.wikipedia.org/wiki/List_of_operating_systems

    This is a list of operating systems. Computer operating systems can be categorized by technology, ownership, licensing, working state, usage, and by many other characteristics. In practice, many of these groupings may overlap. Criteria for inclusion is notability, as shown either through an existing Wikipedia article or citation to a reliable source.

  6. Category:Online food ordering - Wikipedia

    en.wikipedia.org/wiki/Category:Online_food_ordering

    Pages in category "Online food ordering". The following 78 pages are in this category, out of 78 total. This list may not reflect recent changes . Online food ordering.

  7. Integrated library system - Wikipedia

    en.wikipedia.org/wiki/Integrated_library_system

    An integrated library system ( ILS ), also known as a library management system ( LMS ), [1] [2] is an enterprise resource planning system for a library, used to track items owned, orders made, bills paid, and patrons who have borrowed.

  8. ChowNow - Wikipedia

    en.wikipedia.org/wiki/ChowNow

    ChowNow is an online food ordering platform that connects customers with local restaurants. Christopher Webb and Eric Jaffe, American entrepreneurs, founded the company in 2011 with headquarters in Los Angeles, California .

  9. Stream order - Wikipedia

    en.wikipedia.org/wiki/Stream_order

    The stream order or waterbody order is a positive whole number used in geomorphology and hydrology to indicate the level of branching in a river system . There are various approaches [1] to the topological ordering of rivers or sections of rivers based on their distance from the source ("top down" [2]) or from the confluence (the point where ...