This document defines e-business and e-commerce, and discusses their roles in business. E-business refers to using digital technology and the internet to execute major business processes within a company and with external partners. E-commerce is the part of e-business that deals with buying, selling, marketing and servicing products/services online. The document also discusses internet, intranets and extranets, and different types of information systems used in business like transaction processing systems and management information systems. It covers challenges in information system management and development like changing requirements and lack of user input, and discusses ensuring ethical and responsible use of information technology.

1. By Junaid Ashraf

2. Definition:
 The use of Internet technologies to work and empower
business processes, electronic commerce, and
enterprise collaboration within a company and with its
customers, suppliers, and other business stakeholders.
 An online exchange of value.
 E-business refers to the use of digital technology and
the internet to execute the major business processes in
the enterprise. E-business includes activities for internal
management of the firm and for coordination with
suppliers and other business partners.

3. Definition of e-commerce:
 E-commerce is the part of e-business that deal with the
buying, selling, marketing, and servicing of products and
services , and information over a variety of computer
networks
 This includes advertising, sales, customer support on
WWW, Internet security, payment mechanisms
 Example:
◦ e-commerce system include Internet for online transactions,
◦ Extranet for access of inventory DB by large customers
◦ Corporate intranets by sales rep. to access customer records for
CRM

4. Roles of e-Business in BusinessRoles of e-Business in Business
Figure 1:The role of e-business in business

5. Internet, Intranets & Extranets:
 Internet- is a global “network of networks” that uses
universal standards to connect million of different
networks.
 Intranets- is a internal corporate networks based on
internet technology.
 Extranets- is a private intranets extended to authorized
users outside the organization.
 Example:
◦ e-commerce system include Internet for online transactions,
◦ Extranet for access of inventory DB by large customers
◦ Corporate intranets by sales rep. to access customer records for CRM


6.  Operation support systems
◦ Transaction Processing systems
◦ Process Control systems
◦ Enterprise collaboration systems
 Management Support Systems
◦ Management information systems
◦ Decision Support systems
◦ Executive information systems
 Other Classification Of information Systems
◦ Strategic information Systems
◦ Knowledge management Systems
◦ Experts systems
◦ Functional business systems

7. Figure 2: Operational & Management classification of Information Systems

8. Figure 2.1: Major functions of Information System
Types of Information Systems (Contd.)

9. The Four Major Types of Information Systems
Types of Information Systems (Contd.)
Figure 2.2: Detail functionalities of Information System

10. Types of Information Systems (Contd.)
A Symbolic Representation for a Payroll TPS
Figure 2.3: Transaction Processing System

11. Management Information Systems (MIS) (continued)
Types of Information Systems (Contd.)
Figure 2.4: Management Information System

12. Decision-Support Systems (DSS) (Continued)
Voyage-estimating decision-support system
Types of Information Systems (Contd.)
Figure 2.5: Decision Supprt System

13. Relationship of Systems to One Another
Interrelationships among systems
Types of Information Systems (Contd.)
Figure 2.6: Interrelationship among Systems

14. Figure 4: Challenges & opportunities faced in Information System Management

15.  Information systems can be mismanaged and
misapplied so that they create both technological and
business failure.
Top Five Reasons for Success Top Five Reasons for Failure
User involvement Lack of user input
Executive management support Incomplete requirements and
specifications
Clear statement of requirements Changing requirements and
specifications
Proper planning Lack of executive support
Realistic expectations Technological incompetence

16.  Efficiency
◦ Minimize costs
◦ Minimize time
◦ Minimize the use of information resources
 Effectiveness
◦ Support an organization’s business strategies
◦ Enable its business processes
◦ Enhance its organizational structure and culture
◦ Increase the customer business value of the enterprise

17. Figure 4.1: IS development cycle

18.  What uses of IT might be considered improper,
irresponsible or harmful to the society as a whole?
 What is the proper use of internet and an organization’s
IT resources?
 How can we protect from computer crimes and other
risks of IT?
 What does it take to be a responsible end user of IT?

19. Applications
of IT
Potential
Harms
Potential
Risks
Possible
Responses
CustomerCustomer
RelationshipRelationship
ManagementManagement
HumanHuman
ResourcesResources
ManagementManagement
BusinessBusiness
IntelligenceIntelligence
SystemsSystems
Infringe-Infringe-
ments onments on
PrivacyPrivacy
InaccurateInaccurate
InformationInformation
CollusionCollusion
CustomerCustomer
BoycottsBoycotts
WorkWork
StoppagesStoppages
GovernmentGovernment
InterventionIntervention
Codes ofCodes of
EthicsEthics
IncentivesIncentives
CertificationCertification
Figure 4.2: example of ethical challenges

20.  Citibank problems with e-Mail Scams