IS 201 Principle of Information Systems Sec 81 Term 1/ 2544 ชุด ที่ 1

BUSINESS ENVIRONMENT GLOBALIZATION INDUSTRIAL ECONOMIES TRANSFORMATION OF THE ENTERPRISE *

1950s: TECHNICAL CHANGES 60s-70s: MANAGERIAL CONTROL 80s-90s: INSTITUTIONAL CORE ACTIVITIES GROWING IMPORTANCE * SCOPE OF INFO SYSTEMS

WHAT YOU CAN DO ON THE INTERNET COMMUNICATE & COLLABORATE ACCESS INFORMATION DISCUSS OBTAIN INFORMATION ENTERTAIN TRANSACT BUSINESS *

THE CHANGING MANAGEMENT PROCESS ENTERPRISE RESOURCE PLANNING (ERP) ELECTRONIC COMMERCE ELECTRONIC BUSINESS ELECTRONIC MARKET *

ELECTRONIC COMMERCE INTERNET LINKS BUYERS, SELLERS LOWERS TRANSACTION COSTS GOODS & SERVICES,ADVERTISED, BOUGHT, EXCHANGED WORLDWIDE BUSINESS-TO-BUSINESS TRANSACTIONS INCREASING *

ELECTRONIC BUSINESS INTRANET: BUSINESS BUILDS PRIVATE, SECURE NETWORK , WEB DOCUMENTS, GROUP SOFTWARE EXTENDS EFFECTIVE COMMUNICATION & CONTROL VIRTUAL ORGANIZATION *

SALES & MARKETING COMPANY FINANCE COMPANY LOGISTICS COMPANY DESIGN COMPANY MANUFACTURING COMPANY VIRTUAL ORGANIZATION CORE COM PANY CORE COM PANY

WHAT IS AN INFORMATION SYSTEMS ? Interrelated components working together to … collect, process, store, and disseminate information to support decision making, coordination, control, analysis, and visualization in an organization.

SYSTEM INPUTOUTPUTPROCESS FEEDBACK

INFORMATION SYSTEM INPUTOUTPUTPROCESS FEEDBACK Data Information

INFORMATION Data that have been shaped into a form that is meaningful and useful to human beings.

DATA Streams of raw facts representing events occurring in organization or the physical environment before they have been organized and arranged into a form that people can understand and use.

INPUT The capture or collection of raw data from within the organization or from its external environment for processing in an information system.

PROCESSING The conversion, manipulation, and analysis of raw input into a form that is more meaningful to humans.

OUTPUT The distribution of processed information to the people who will use it or to the activities for which it will be used.

FEEDBACK Output that is returned to the appropriate members of the organization to help them evaluate or correct input.

COMPUTER- BASED INFORMATION SYSTEMS (CBIS) Information systems that rely on computer hardware and software for processing and disseminating information.

FUNCTIONS OF AN INFORMATION SYSTEM INPUTOUTPUTPROCESS FEEDBACK INFORMATION SYSTEM ENVIRONMENT Customers Suppliers Regulatory Stockholders Competitors Agencies ORGANIZATION

องค์ประกอบของ IS DATA INFORMATION TECHNOLOGY –Computer hardware –Software –Communications USER IS Personnel PROCEDURE

TYPES OF INFORMATION SYSTEMS DATA WORKERS KIND OF SYSTEM GROUPS SERVED STRATEGIC LEVEL SENIOR MANAGERS MANAGEMENT LEVEL MIDDLE MANAGERS OPERATIONAL OPERATIONAL LEVEL MANAGERS KNOWLEDGE LEVEL KNOWLEDGE & SALES & MANUFACTURING FINANCE ACCOUNTING HUMAN RESOURCESMARKETING