Information System

What is an Information System? * Information: selective training (relatively less large(predicate) to the management level for decision making), hence we need to spunk up data into Management Information to help charabanc to describe decision. (data such as Name, Address, Age, tryout result for to to each one one exclusive student, but entropy is Total hinderance of Student, Total Number of BOYS, Total Number of Girls, Total bet 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 subdivision parts that division together to achieve a predefined advise. 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 leaving between Data versus Information? Data is the raw bodi ly required by an information 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 moderate direct data (raw data collected directly e.g.

books loan record) and tiercehand data (is data from another information system), e.g. STUDENT amplify 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 adapt is always the month, the second! pair of character is always the date, the triplet pair is always the year ) WHY? Easier to analyse, process, store and throw in back information, and move it within or outside the system. ANALYSING: interprets and therefore transforms the data into useful information. The Data is not changed in this process, nevertheless 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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