Information System 1 Information System n Emergence of
- Slides: 27
Information System 1
������ Information System �������������� ������� n Emergence of the Global Economy n Transformation of Industrial Economies 2
ENVIRONMENT Customers ORGANIZATION Suppliers INFORMATION SYSTEM Input Process Output Feedback Regulatory Agencies Stockholders Competitors 4
Data Process ������ Information ���� 5
Computer based Information System Manual Information System 9
Computer-Based Information Systems (CBIS) ������� (Information System) ����������� ��� software ������������� 10
Information System - A Business Perspective Organization Technology Information Systems Management 11
Information System n n n Organization ������� IS ���� Credit card Management - ���������� ������� Technology 12
Technology n n Computer Hardware Computer Software Storage Technology Telecommunications 13
Groups Served Level Strategic Level Management Level Knowledge Level Senior Managers Middle Managers Knowledge and Data Workers Operational Level Operational Manager Sales and Manufacturing Accounting Marketing 14
����� Information System Strategic ESS Level Management Level Knowledge Level Operational Level DSS, MIS OAS, KWS Senior Managers Middle Managers Knowledge and Data Workers TPS Operational Manager Sales and Manufacturing Accounting Marketing 15
����� Information System n Operational-Level System u. Transaction Processing System(TPS) ���������������� 16
����� Information System n Knowledge-Level System u. Office Automation Systems (OAS) ���� Word Processing, Image Storage u. Knowledge Work Systems (KWS) ���� Computer-Aided Design, Graphics Workstations 17
����� Information System n Management-Level Systems u. Management Information Systems (MIS) �������������� u. Decision Support Systems (DSS) �������������� 18 �������
������ MIS PRODUCT SALES REGION ACTUAL SALES PLANNED ACTUAL VS PLANNED Microwave Northeast South Midwest West 4, 066, 700 3, 778, 112 4, 867, 001 4, 003, 440 4, 800, 000 3, 750, 000 4, 600, 000 4, 400, 000 0. 85 1. 01 1. 06 0. 91 16, 715, 253 17, 550, 000 0. 95 TOTAL 22
����� Information System n Strategic-Level Systems u. Executive Support Systems (ESS) ������� 5 �� �������������� 5 �� ������������� 25
Organizational Level Type of Decision Operational Knowledge Management Strategic Structured TPS OAS Semi. Structured Unstructured MIS DSS KWS ESS 26
Interrelationships among systems ESS MIS DSS OAS TPS 27
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