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Chapter 2: Fundamentals of Information Systems IRWIN © 1998 Irwin/McGraw-Hill James A. O'Brien Fourth Edition Management Information Systems Management Information Systems anaging Information Technology in the Internetworked Enterpri anaging Information Technology in the Internetworked Enterpri hapter 2: hapter 2: undamentals of undamentals of nformation Systems nformation Systems

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Page 1: © 1998 Irwin/McGraw-Hill 2- 1 Chapter 2: Fundamentals of Information Systems IRWIN © 1998 Irwin/McGraw-Hill James A. O'Brien Fourth Edition Management

© 1998 Irwin/McGraw-Hill

2- 1Chapter 2: Fundamentals of Information Systems

Chapter 2: Fundamentals of Information Systems

IRWIN© 1998 Irwin/McGraw-Hill

James A. O'BrienFourth Edition

Management Information SystemsManagement Information SystemsManaging Information Technology in the Internetworked EnterpriseManaging Information Technology in the Internetworked Enterprise

Chapter 2: Chapter 2: Fundamentals of Fundamentals of Information SystemsInformation Systems

Page 2: © 1998 Irwin/McGraw-Hill 2- 1 Chapter 2: Fundamentals of Information Systems IRWIN © 1998 Irwin/McGraw-Hill James A. O'Brien Fourth Edition Management

© 1998 Irwin/McGraw-Hill

2- 2Chapter ObjectivesChapter Objectives

1. Identify and give examples of the components and functionsof the generic concept of a system introduced in this chapter.

2. Provide examples of the components of real worldinformation systems. Illustrate that an information system uses people, hardware, software, data, and networks as resources to perform input, processing, output, storage, andcontrol activities that transform data resources into information products.

3. Provide examples of several major types of information systems from your experiences with business organizations inthe real world.

Presentation

Presentation

Presentation

Page 3: © 1998 Irwin/McGraw-Hill 2- 1 Chapter 2: Fundamentals of Information Systems IRWIN © 1998 Irwin/McGraw-Hill James A. O'Brien Fourth Edition Management

© 1998 Irwin/McGraw-Hill

2- 3System ConceptsSystem Concepts

ManufacturingProcess

Input ofRaw Materials

Output ofFinished Products

Environment

Other Systems

Control byManagement

ControlSignals

ControlSignals

FeedbackSignals

FeedbackSignals

System Boundary

Page 4: © 1998 Irwin/McGraw-Hill 2- 1 Chapter 2: Fundamentals of Information Systems IRWIN © 1998 Irwin/McGraw-Hill James A. O'Brien Fourth Edition Management

© 1998 Irwin/McGraw-Hill

2- 4

ProcessingDatainto

Information

Inputof

DataResources

Output of

InformationProducts

People Resources: End Users and IS Specialists

Data Resources: Data Knowledge Bases

Control of System Performance

Storage of Data Resources

Har

dw

are

Res

ou

rces

: M

ach

ines

an

d M

edia

Network Resources: Communications Media and Network Support

So

ftware R

esou

rces: Pro

gram

s & P

roced

ures

Information Systems ModelInformation Systems Model

Page 5: © 1998 Irwin/McGraw-Hill 2- 1 Chapter 2: Fundamentals of Information Systems IRWIN © 1998 Irwin/McGraw-Hill James A. O'Brien Fourth Edition Management

© 1998 Irwin/McGraw-Hill

2- 5Attributes of Information QualityAttributes of Information Quality

ContentDimension Form

Dimension

Time

Dimension

Page 6: © 1998 Irwin/McGraw-Hill 2- 1 Chapter 2: Fundamentals of Information Systems IRWIN © 1998 Irwin/McGraw-Hill James A. O'Brien Fourth Edition Management

© 1998 Irwin/McGraw-Hill

2- 6

NameFieldNameField

PayrollRecordPayrollRecord

PayrollFile

PayrollFile

Data ElementsData Elements

PersonnelDatabase

Page 7: © 1998 Irwin/McGraw-Hill 2- 1 Chapter 2: Fundamentals of Information Systems IRWIN © 1998 Irwin/McGraw-Hill James A. O'Brien Fourth Edition Management

© 1998 Irwin/McGraw-Hill

2- 7Operations and Management Classifications of Information Systems

Operations and Management Classifications of Information Systems

TransactionProcessing

Systems

TransactionProcessing

Systems

ProcessControlSystems

ProcessControlSystems

Enterprise Collaboration

Systems

Enterprise Collaboration

Systems

ManagementInformation

Systems

ManagementInformation

Systems

DecisionSupportSystems

DecisionSupportSystems

ExecutiveInformation

Systems

ExecutiveInformation

Systems

OperationsSupportSystems

OperationsSupportSystems

ManagementSupportSystems

ManagementSupportSystems

InformationSystems

InformationSystems

Page 8: © 1998 Irwin/McGraw-Hill 2- 1 Chapter 2: Fundamentals of Information Systems IRWIN © 1998 Irwin/McGraw-Hill James A. O'Brien Fourth Edition Management

© 1998 Irwin/McGraw-Hill

2- 8

Enterprise Collaboration SystemsEnterprise Collaboration Systems

Teams in Place• Team room tools•Shiftwork Groupware

Ongoing Coordination•Voice mail•Electronic mail•Facsimile•Group editing•Project managers/schedulers•Workflow systems

Face-To-Face Meetings•Electronic copyboards•Electronic design room tools•Team building tools

Cross-Distance MeetingsAudioconferencing•Desktop videoconferencing•Screen sharing•Teleconferencing

Same Time Different Times

SamePlace

DifferentPlace

Platforms•The Internet

•Intranets•Extranets

•Other Networks

Page 9: © 1998 Irwin/McGraw-Hill 2- 1 Chapter 2: Fundamentals of Information Systems IRWIN © 1998 Irwin/McGraw-Hill James A. O'Brien Fourth Edition Management

© 1998 Irwin/McGraw-Hill

2- 9Other Classifications of Information SystemsOther Classifications of Information Systems

ExpertSystems

BusinessInformation

Systems

IntegratedCombination of

Systems

StrategicInformation

Systems

Knowledge Management Systems

Page 10: © 1998 Irwin/McGraw-Hill 2- 1 Chapter 2: Fundamentals of Information Systems IRWIN © 1998 Irwin/McGraw-Hill James A. O'Brien Fourth Edition Management

© 1998 Irwin/McGraw-Hill

2- 10Key Terms in Chapter 2Key Terms in Chapter 2

Business Information SystemControlCross-Functional Information SystemDataData or Information Processing Data ResourcesDecision Support SystemsEnterprise Collaboration SystemsExecutive Information SystemExpanding Roles of Information SystemsExpert SystemsFeedbackHardware Resources Machines MediaInformation

Business Information SystemControlCross-Functional Information SystemDataData or Information Processing Data ResourcesDecision Support SystemsEnterprise Collaboration SystemsExecutive Information SystemExpanding Roles of Information SystemsExpert SystemsFeedbackHardware Resources Machines MediaInformation

Information Systems Activities Input, Processing, Output Storage, ControlInformation Systems ModelIntegrated Information SystemsKnowledge Management SystemManagement Information SystemManagement Support SystemNetwork ResourcesOperations Support SystemPeople Resources IS Specialists; End UsersProcess Control SystemSoftware Resources Programs ProceduresStrategic Information SystemsSubsystemSystemTransaction Processing Systems Types of Information Systems

Information Systems Activities Input, Processing, Output Storage, ControlInformation Systems ModelIntegrated Information SystemsKnowledge Management SystemManagement Information SystemManagement Support SystemNetwork ResourcesOperations Support SystemPeople Resources IS Specialists; End UsersProcess Control SystemSoftware Resources Programs ProceduresStrategic Information SystemsSubsystemSystemTransaction Processing Systems Types of Information Systems


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