Contained within a system or component parts are integrated for a purpose. To simplify the use of the system or sub-system required pengunsuran system. Pengunsuran system or sub-system is an important measure in simplifying the use of the system, especially in simplifying the parts or components on a system.
2.2 Definition of Information Systems
Information can be defined as the result of the administration of the data in a more useful form more meaningful to the recipient depicting an actual event occurrence and used for decision making.
(Jogianto HM Introduction to Computers, andi Offset Yogyakarta, p: 825)
The source of information is data, data is the fact that describes an event and a real unity of events is something that happens at a given time.
Information Systems defined set of functions that work together to manage, collection, storage, processing, and distribution of information.
(Dadan Umar Daihani Computerized Decision Making, Elex Media Komputindo, p: 2)
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