Information system (IS) can be defined as a set of procedures that collectes or retrives, process, stores and disseminates information to support organizational decision making and control. IS developments are usually based on business models as perceived by the system analysis and major users.
MIS means the whole network of systems which supports the organization to manage their business affairs.
Information Technology (IT) refers to a powerful collection of elements which include computer hardware, software, telecommunication networks, workstations etc.
IS are “applications” having functionalities which can be exploited by the business and IT provides capabilities which enable these applications.
IS strategy is concerned primarily with aligning IS development with business needs and with seeking strategic advantage form. IT strategy is concerned primary with technology policies it tackles questions of architecture, including risk attitudes, vendor policies and technical standard.
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