Computer Science homework help

Write 2 pages with APA style on INFORMATION SYSTEMS PROPOSAL. Types of Organizational information systems Type of system Function Example Functional area IS Supports the activities within a specific processing payroll functional areaSystem for Transaction processingsystemProcesses transaction data from business eventsWal-Mart checkout point-of-sale terminalEnterprise resourceplanningIntegrates all functional areas of theorganizationOracle, SAPOffice automationSystemSupports daily work activities of individualsand groupsMicrosoft OfficeManagement information SystemProduces reports summarized fromtransaction data, usually in one functionalareaReport on total sales for each customerDecision support systemProvides access to data and analysis tools“What-if ” analysis of changes In budgetExpert systemMimics human expertise in a particularanalysisarea and makes a decisionCredit card approval Executive dashboardPresents structured, summarizedinformation about aspects of businessimportant to executivesStatus of sales by productElectronic commercesystemEnables transactions among organizationsand between organizations and customerswww.dell.comSupply chainmanagement systemsManages flows of products, services, and informationconnecting among organizationsWal-Mart Retail Link system suppliers to Wal-MartFive types of information systems1. Transaction processing system2. Enterprise resource planning 3. Office automation System4. Management information system 5. Decision support systemTransaction processing systemTo start with, a transaction processing system that is normally referred by the abbreviation TPS, is that type of a certain kind of information system which carries out the function of collecting, storing, altering and to some other extent, retrieving the various transactions of data within the enterprise. Whereby, a transaction is considered any event, which tries to convey the Decisive Test. This is where generation of data occurs or modification done before the act of being stored into an information system. Therefore, the success of business enterprises does depend on the vital processes that do involve transactions. This helps to ensure that orders from customers are hence met in due period, and that the shareholders and the suppliers are settled and hence can make their payments by following proper procedures. Hence, the transaction-processing arena has now grown and become a very important aspect of better commercial management.Enterprise resource planningThe term enterprise resource planning also summarised as ERP, is that process or aspect which tries to merge all of a firm’s departments, objectives and the various functions, into one existing computer system. This also services every department’s requirements by virtue of being specific. It merges by bringing together persons, software and the crucial hardware, into an effective service and an efficient delivery and production system. This hence generates profit for the firm (Peter, 1992). Even though this idea has the ease to be explained theoretically, its truth has been of a varied nature. Most firms do conglomerate varied systems and processes for meeting their own requirements.Office automation systemOffice automation system does refer to the different machinery of a computer and its software that is utilised to make, make a collection, store, carry out manipulation of data, and finally convey office information required for the purpose of finishing tasks and objectives that are of a basic nature (Peter, 1992). For example, storing data in raw form, transferring electronically, and the prior managing of e-commerce information, does constitute the activities that relates to office automation systemManagement information systemThe term management information systems, is a set of commands and procedures that carries out the function of collecting, processing, storing and conveying the vital information to the support part of decision making and the control system. Mostly, information systems do appear to be of a formal nature that is only involved in playing the integral task in firms. Although these systems are virtually based on the computer, it is vital to take into note that out-dated software and programs, are the basis of such a foundation. By knowing this, one needs to know the issues they are made to tackle and their solutions (Peter, 1992).Decision support systemThe decision support system is a program of the computer that tends to analyse commercial data and thus conveys it for purpose of making business related decisions with more ease. It is an application that does the task of collecting data in the event of a normal operation of a given business (Humphrey, 1995).ReferencesPeter, Thompson (1992). Analogy of computer information systems. London: Oxford publishers. Humphrey, Philips (1995). Technology advancements in e-commerce. Durban: Kremlin publishers.