Download - Management Information System Types
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By Junaid Ashraf
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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.
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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
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Roles of e-Business in BusinessRoles of e-Business in Business
Figure 1:The role of e-business in business
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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
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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
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Figure 2: Operational & Management classification of Information Systems
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Figure 2.1: Major functions of Information System
Types of Information Systems (Contd.)
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The Four Major Types of Information Systems
Types of Information Systems (Contd.)
Figure 2.2: Detail functionalities of Information System
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Types of Information Systems (Contd.)A Symbolic Representation for a Payroll TPS
Figure 2.3: Transaction Processing System
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Management Information Systems (MIS) (continued)
Types of Information Systems (Contd.)
Figure 2.4: Management Information System
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Decision-Support Systems (DSS) (Continued)
Voyage-estimating decision-support system
Types of Information Systems (Contd.)
Figure 2.5: Decision Supprt System
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Relationship of Systems to One Another
Interrelationships among systems
Types of Information Systems (Contd.)
Figure 2.6: Interrelationship among Systems
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Figure 4: Challenges & opportunities faced in Information System Management
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Information systems can be mismanaged and misapplied so that they create both technological and business fai lure.
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
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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
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Figure 4.1: IS development cycle
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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?
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Applicationsof IT
PotentialHarms
PotentialRisks
PossibleResponses
CustomerCustomerRelationshipRelationshipManagementManagement
HumanHumanResourcesResourcesManagementManagement
BusinessBusinessIntelligenceIntelligenceSystemsSystems
Infringe-Infringe-ments onments onPrivacyPrivacy
InaccurateInaccurateInformationInformation
CollusionCollusion
CustomerCustomerBoycottsBoycotts
WorkWorkStoppagesStoppages
GovernmentGovernmentInterventionIntervention
Codes ofCodes ofEthics Ethics
IncentivesIncentives
CertificationCertification
Figure 4.2: example of ethical challenges
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Citibank problems with e-Mail Scams