In a shell, a IT system could be a set of connected elements, and its task is to process the entered knowledge using technology.
Info systems encompass the subsequent components: component - is the basic element of the system, devices wont to store knowledge, communication between individual components in the system, devices that help in communication between a computer and a personality's, to receive data from outside - e.g. scanners, cameras, electronic sensors, executive parts, external controls utilized by the computer, processing devices, software, i.e. Operational systems that control data technology, human resources, i.e. staff in operation computers and individual parts, and structure components, i.e. organizational and data components, or the content -
ticketing system. Exemplary kinds of IT systems supporting enterprises are M.M. - Business process Management, CRM - customer Relationship Management, MRP - Material necessities planning, SCM - supply Chain Management, ERP - Enterprise Relationship Management, ERM - Enterprise Resource planning. IT systems can be straightforward, however also terribly difficult, like banking systems, airfield control systems, railway systems.
