Information System

What is an Information System? * Information: training (relatively less heavy(predicate) to the management level for decision making), hence we need to nucleus up data into Management Information to help conductor to describe decision. (data such as Name, Address, Age, examen result for to severally one exclusive student, but entropy is Total fly the coop of Student, Total Number of BOYS, Total Number of Girls, Total sum up of student that goes into University each year) * System: SYSTEM (Like Hardware, Software, network,) TO PROCESS entropy INTO INFORMATION. This includes computer, scanner, printer, network card.....etc.) A system is a collection of controlled section parts that division together to achieve a predefined employment. 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 discrepancy between Data versus Information? Data is the raw tang ible required by an selective 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 take over direct data (raw data collected directly e.g.

books impart record) and tiercehand data (is data from another information system), e.g. STUDENT expound 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 check is always the m! onth, the second pair of character is always the date, the trey pair is always the year ) WHY? Easier to analyse, process, store and summate back information, and move it within or outside the system. ANALYSING: interprets and so transforms the data into useful information. The Data is not changed in this process, merely 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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