BFOR 100 lecture 1 - professor prinkle sharma bfor 100 intro to information systems PDF

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professor prinkle sharma bfor 100 intro to information systems...

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BFOR 100 – INTRODUCTION TO INFORMATION SYSTEMS LECTURE 1 Data: raw facts & figures that relay something but not in an organized way Information: collection of data organized, contextualized, categorized, calculated, & processed that adds value beyond the data Knowledge: awareness & understanding of the information to make a decision

Overview of information system

Kno wle Infor dge mat on Dat a

Information technology: any computer-based tool that people use to work with information & to support an organization’s information & information processing needs Information system: a set of interrelated components that collects, processes, stores, analyzes, & disseminates information to meet a specific goal Components of information system Purpose of each component Hardware: device like the monitor, processor, printer, & keyboard, all of which work together to accept, process, show date, & information Software: programs that allow the hardware to process the data Databases: gathering of associated files/tables containing related data Networks: connecting systems that allow diverse computers to distribute resources Procedures: commands for combining the components above to process information & produce the preferred output People: run the system & procedures they follow so that the data knowledge can be turned into learning

Types of information system - Executive information system - Decision support system - Management information system - Transaction processing system Transacton processing systems consist of computer hardware and software hosting a transacton-oriented application that performs the routine transactons necessary to conduct business. Examples include systems that manage sales order entry, airline reservations, payroll, employee records, manufacturing, and shipping. Management covers the planning, control, and administraton of the operations of a concern. It helps the management in planning, controlling and operations. The central objective of MIS is to provide information to every resource of a company so that they can take an instant decision without any delay. is a computer system consisting of hardware and software that serves as the backbone of an organization's operations. DSS is a computerized-based information system that organizes, collects, and analyzes business data that can be used in decision-making activities for the management, operations, and planning in an organization or business. An Executve Informaton System (EIS) is a kind of decision support system (DSS) used in organizations to help executives in decision making. It does so by providing easy access to important data needed in an organization to achieve strategic goals. An EIS usually has graphical displays on a user-friendly interface.

Challenges of information system - Cloud computing - Cybersecurity - Data security - Open source software - Mobile payments - Internet of things - Remote access...