11 BSc and Diploma in Computing and Information Systems ©2007 ANJAN K. LAKHAN School of Business & Computer Science All rights reserved Manufactured in the Republic of Trinidad and Tobago Information Systems: Foundations of e-business: CIS 108 Session #1

22 LECTURER Anjan K. Lakhan – Background Academic – BSc CIS (Hons.) – MBA Work Experience – IT Professional (approx. 20 years) – Teaching (approx. 6 years)

33 SUBJECT What is it essentially about? – The subject explores Information Systems from the viewpoint of a Business Professional

44 AIMS To provide a detailed analysis of relevant concepts and techniques at this level To understand issues in deploying technology within the organisation and the role of IS for business

55 OBJECTIVES – To study business and technical aspects of Information Systems – To understand e-business – To analyze case studies as a practical example of the use of IS and e-business – To be aware of Legal, Ethical issues – To recognize IT is only an enabler to business success – To appreciate business innovation

66 STUDY TIME – Attend class sessions – One day of reading for 25 weeks (minimum) – 20 Hours for each Coursework – Practice Past Paper Questions

77 STUDY MATERIAL Study Guide Information Systems: Foundations of E-Business 4 th Edition Steven Alter

88 EXAMINATION – Written 3-hour Paper Answer FOUR out of SIX Questions – Each question may carry up to 4 parts (a-d 25%) – Define, Describe, What, Compare, Explain » Content (Accurate & Concise) » Literature (Does not rely only on Guide) » Structure and Presentation

99 LEARNING OBJECTIVES Information Systems Work Systems E-Business

10 INFORMATION SYSTEMS What exactly is an Information System? – One which is characterized by: People Computers Procedures To answer the question, we can start by using the term to refer to information and data handling activities – Information handling is a purposeful activity sustained over time, and includes: Collecting Storing Retrieving Transmitting Displaying Manipulating

11 WHAT IS AN INFORMATION SYSTEM? Information Technology: the hardware and software technologies with which ISs are built and operate Information System: a system that uses IT to capture, transmit, store, retrieve, manipulate or display information used in one or more Business Processes

12 BUSINESS PROCESS a group of related steps or activities in which people use information and other resources to create value for internal and external customers

13 WORK SYSTEMS a system in which human participants and/or machines perform a business process using information, technology and other resources to produce products and/or services for internal or external customers

14 ROLES OF ISs WITHIN WORK SYSTEMS

15 WORK SYSTEMS (BPs & ISs) Organization: a large number of business processes that cooperate to generate products within a business environment Business Environment: includes the organization itself and all else that affects its performance

16 INTERRELATIONSHIPS Business Environment ENV Firm ORG Business Process BP Information Systems IS Information Technology IT

17

18 E-BUSINESS the practice of performing and coordinating critical business processes such as designing products, obtaining supplies, manufacturing, selling, fulfilling orders, and providing services through the extensive use of computer and communication technologies and computerized data

19 ADVANTAGES OF E-BUSINESS REDUCE COSTS EXPEDITE OPERATIONS PROVIDE VALUE FOR CUSTOMERS COMPETITIVE SUCCESS

20 SYSTEM CONCEPTS INPUTOUTPUTPROCESS FEEDBACK

21 SYSTEM CONCEPTS INPUTOUTPUTPROCESS FEEDBACK INFORMATION SYSTEM BUSINESS ENVIRONMENT Customers Suppliers Regulatory Stockholders Competitors Regulatory Stockholders Competitors Agencies ORGANIZATION

22 AMAZON.COM Depend on IT advances, create new type of business. Provided threat to conventional bookstores. From business viewpoint, the story of Amazon.com is not about technology. It is about applying IT in order to do business differently.

23 WORK SYSTEM FRAMEWORK (Work Centred Analysis)

24 WORK SYSTEM FRAMEWORK Help a business professional to understand a BP in order to decide whether an IS needs to be created or improved. Centres on the work being performed by BP, and not on the IS itself, or on the technology that underlines the IS.

25 WSF – AMAZON.COM

26 A FIRM AS A SYSTEM CONSISTING OF SUB- SYSTEMS

27 END OF LECTURE Topics Covered – Information Systems – Work Systems – E-Business