Information System

What is an Information System? * Information: study (relatively less with child(predicate) to the management level for decision making), hence we need to add up data into Management Information to help private instructor to describe decision. (data such as Name, Address, Age, mental testing result for to from each one one exclusive student, but entropy is Total substantiation of Student, Total Number of BOYS, Total Number of Girls, Total fare of student that goes into University each year) * System: SYSTEM (Like Hardware, Software, network,) TO PROCESS info INTO INFORMATION. This includes computer, scanner, printer, network card.....etc.) A system is a collection of controlled region parts that division together to achieve a predefined declare oneself. The purpose could be BILLING, or SALES MANAGEMENT, or FINANCIAL MANAGEMENT, or CREDIT CONTROL, or MONITORING the power of a Factory,......etc. What is the discrimination between Data versus Informatio n? Data is the raw genuine required by an learning system, (data such as Name, Address, Age, exam results for each various(prenominal) student, ;;;;;;;;;;; WHILE information is the product of that system. Categories of INFORMATION : TEXT, NUMBER, images, audio, video, (note: For DATA, we contain direct data (raw data collected directly e.g.

books loan record) and tiercehand data (is data from another information system), e.g. STUDENT develop from another STUDENT ADMISSION SYSTEM). Organising: process that determines the format in which the data will be represented in information system (e.g. date mm/dd/yyyy, the first two meet is always ! the month, the second pair of character is always the date, the troika pair is always the year ) WHY? Easier to analyse, process, store and come down back information, and move it within or outside the system. ANALYSING: interprets and thus transforms the data into useful information. The Data is not changed in this process, precisely summarised or collated. STORAGE AND RETRIEVAL: is the process that allows the data and information to be...If you indispensability to get a full essay, order it on our website: OrderCustomPaper.com

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