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Introduction to Information Systems. IMEN 381. Contents. Introduction Trend in Business and Management What is an Information System? What Does an Information System Do? Does Information System Need Computers? What Types of Information System Exist?. Introduction. Information
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Introduction to Information Systems IMEN 381
Contents • Introduction • Trend in Business and Management • What is an Information System? • What Does an Information System Do? • Does Information System Need Computers? • What Types of Information System Exist?
Introduction Information System
Trend in Business and Management • Blurring of industry boundaries • Deregulation of industries • Faster pace of business • Increasing foreign competition • Global business community • An information society • Increasing complexity of management • Interdependence of organization units • Improvement of productivity • Availability of computers for end-users • Recognition of information as a resource Global Customer Information Technology Business and Management driven
What is an Information System?(1/2) A set of people, data, procedure to provide useful information People Communication of information Information System Data Management of activities Decision making Procedure
What is an Information System?(2/2) • Fund on deposit • Loan balance • Balance financial plan • Loan portfolio Components of a Loan Information System Banking database Processor Computer based loan information systems • Information supplied by applicant for loan • Financial status • Loan details • Employment status Economic database • Employment data • Economic data
What Does an Information System Do? • An information system performs three general activities • It accepts data from sources as input • It acts on data to process(produce) information : information generating system • The system outputs the information for the user, manager or staff member Information generating Output Input of data First Step Second Step Third Step
What types of Information Systems Exist?(1/4) Types of Information Systems
What types of Information Systems Exist?(2/4) Types of Information Systems
What types of Information Systems Exist?(4/4) Organization Triangle to explain the relationship between the organizational structure and IS
Summary • Today Information Systems touch every aspects of Biz. • The effective use of information systems in management builds on a vision. • A computer is a useful and powerful tool in Information Systems. • Types of Information Systems are TPS, MIS, IPS, DSS, ESS, EIS and ES.