IT systems in business Presented by: Damian Constantin University of Pitesti,Romania.

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IT systems in business Presented by: Damian Constantin University of Pitesti,Romania

Outline Definitions Types of IT systems in business IT systems in business vs Information Technology Expanding Roles of IT systems in business Classification of IT systems in business Enterprise Resource Planning IT systems in business Development IT systems in business as Discipline IT systems in business: Opportunities and Challenges Conclusion

Definitions Data Raw facts such as an employee’s name and number of hours worked in a week, inventory part numbers or sales orders. Information A collection of facts organized in such a way that they have additional value beyond the value of the facts themselves. Data Information $35, Units $12,000 J. Jones Western Region $100, Units 35 Units Data Processing Salesperson: J. Jones Sales Territory: Western Region Current Sales: 147 Units = $147,000

IT systems in business An IT systems in business is typically considered to be a set of interrelated elements or components that collect(input), manipulate(processes), and disseminate (output) data and information and provide a feedback mechanism to meet an objective. Open System Close System Definitions

Types of IT systems in business 1.Informal IT systems in business 2.Formal IT systems in business

An IT system in business is an organized combination of people, hardware, software, communication networks and the data resources that collects, transforms and disseminates information in a organization. Computer-based IT systems in business

INFORMATION TECHNOLOGY Hardware Software Databases Networks Other related components are used to build IT SYSTEMS IN BUSINESS Payroll System Inventory System Marketing System Customer Service System IT systems in business vs IT

Expanding Roles of IT systems 1.Data Processing: 1950s-1960s 2.Management Reporting: 1960s-1970s 3.Decision support: 1970s-1980s 4.Strategic and End User Support: 1980s-1990s 5.Global Internetworking: 1990s-2000s

Classification of IT systems IT systems Operations Support System Management Support System Transaction processing systems Process control systems Office automation systems Management information systems Decision support systems Executive information systems

1. Operations support systems process data generated by business operations Major categories are: i) Transaction processing systems ii) Process control systems iii) Office automation systems 2. Management Support Systems provide information and support needed for effective decision making by managers Major categories are i)Management IT system in business ii)Decision Support Systems iii)Executive IT system in business

1.Operations Support System i) Transaction processing systems Process business exchanges Maintain records about the exchanges Handle routine, yet critical, tasks Perform simple calculations ii) Process control systems monitor and control industrial processes. iii) Office automation systems automate office procedures and enhance office communications and productivity.

2. Management support systems provide information and support needed for effective decision making by managers Major categories are: i)Management IT systems in business  Routine information for routine decisions  Operational efficiency  Use transaction data as main input  Databases integrate MIS in different functional areas

ii) Decision Support System Interactive support for non-routine decisions or problems End-users are more involved in creating a DSS than an MIS iii) Executive IT systems in business provide critical information tailored to the information needs of executives

Other categories a) Expert systems b) End user computing systems c) Business IT systems in business d) Strategic IT systems in business a) Expert Systems are knowledge-based systems that provides expert advice and act as expert consultants to the users b) End user computing systems support the direct, hands on use of computers by end users for operational and managerial applications c) Business IT systems in business support the operational and managerial applications of the basic business functions of a firm d) Strategic IT systems in business provide a firm which strategic products, services, and capabilities for competitive advantage

Enterprise Resource Planning (ERP) Integrated programs that can manage a company’s entire set of business operations Often coordinate planning, inventory control, production and ordering

IT Systems in business Development

IT systems as Discipline IT systems is an interdisciplinary field influenced by Computer Science, Political Science, Psychology, Operations Research, Linguistics, Sociology, and Organizational Theory.

Challenges 1.Workforce downsizing 2.Information overload 3.Employee mistrust 4.Difficult to built 5.Security breaches 10_CH02_LT3_Challenges_of_Using_Business_Information_Systems.pdf

Opportunities 1.Enhanced global competitiveness 2.Capture market opportunities 3.Support corporate strategy 4.Enhance worker productivity 5.Improve quality of goods and services development;baeSessionId=8zevJmkVvfSNMjmWn7wyoZuPfhgx5E9wVD378sVRrh5bkMkbgXcJ! ?_afrLoop = &_afrWindowMode=0&_afrWindowId=null

Conclusion IT systems in business are indispensable to the business, industry, academia and any organization to meet the future challenges