Business Essentials 9e Ebert/Griffin Leadership and Decision Making chapter nine.
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![Page 1: Business Fifth Canadian edition, Griffin, Ebert & Starke © 2005 Pearson Education Canada Inc. CHAPTER 13 Managing Information Systems and Communication.](https://reader036.fdocuments.in/reader036/viewer/2022062503/5a4d1afd7f8b9ab059984b86/html5/thumbnails/1.jpg)
Business Fifth Canadian edition, Griffin, Ebert & Starke
© 2005 Pearson Education Canada Inc.
CHAPTER 13
Managing InformationSystems and
Communication Technology
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Business Fifth Canadian edition, Griffin, Ebert & Starke
© 2005 Pearson Education Canada Inc.
Learning ObjectivesExplain why businesses must manage information and show how computer systems and communication technologies have revolutionized information managementIdentify and briefly describe three elements of data communication networks – the Internet, the World Wide Web, and intranetsDescribe five new options for organizational design that have emerged from the rapid growth of information technologiesDiscuss different information-systems applications that are available for users at various organizational levelsIdentify and briefly describe the main elements of an information system
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Business Fifth Canadian edition, Griffin, Ebert & Starke
© 2005 Pearson Education Canada Inc.
Information Management
Information managers are responsible for:generating informationanalyzing informationdissemination of information to facilitate the decision-making process
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Business Fifth Canadian edition, Griffin, Ebert & Starke
© 2005 Pearson Education Canada Inc.
Data vs. Information
Data raw facts and figuresdata are processed to become information
• raw data about clients’ purchases, account balances
Information a meaningful and useful interpretation of the data
• a printout showing whose accounts are up-to-date and whose are overdue
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Business Fifth Canadian edition, Griffin, Ebert & Starke
© 2005 Pearson Education Canada Inc.
Converting Data to Information
Input Input DataData
Output Output (Information)(Information)Process
Text, Text, formatformat
commandscommandsText, Text,
images,images,line workline work
Accounting Accounting datadata
Sales, cost Sales, cost of sales of sales
datadata
Word Word processorprocessor
Page layout/Page layout/publishingpublishingGeneral General ledgerledger
programprogramBreak-evenBreak-even
softwaresoftware
Finished Finished documentdocument
FinancialFinancialstatementsstatements
Page proofs Page proofs forfor
productionproduction
Break-evenBreak-evenanalysisanalysis
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Business Fifth Canadian edition, Griffin, Ebert & Starke
© 2005 Pearson Education Canada Inc.
Information Systems (IS)
An organized method of transforming data into information
necessary to determine what information is needed and how it will be producedmust ensure that access is available but restricted to individuals who need itused to facilitate decision making
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Business Fifth Canadian edition, Griffin, Ebert & Starke
© 2005 Pearson Education Canada Inc.
Management Information Needs
Daily Supervisory ReportsDaily Supervisory Reports
Monthly Department SummariesMonthly Department Summaries
Market ResearchMarket ResearchSales SummariesSales Summaries
Legal IssuesLegal Issues
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Business Fifth Canadian edition, Griffin, Ebert & Starke
© 2005 Pearson Education Canada Inc.
Information Technology
Company Revenues (Billions)1 CGI Group Inc. 2.12 ATI Technologies Inc. 1.63 EDS Canada Inc. 1.24 Microsoft Canada Inc. 1.15 Cognos Inc. 0.86 Geac Computer Corp. Ltd. 0.77 Nexinnovations Inc. 0.78 Softchoice Corp. 0.69 McDonald, Dettwiler and Associates
Ltd.0.5
10 BCE Emergis Inc. 0.5
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Business Fifth Canadian edition, Griffin, Ebert & Starke
© 2005 Pearson Education Canada Inc.
The Evolution of IS
Isolated Technical Problems
Low-Level Management Problems
High-Level Management Problems
Organization-Wide Planning and Implementation
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Business Fifth Canadian edition, Griffin, Ebert & Starke
© 2005 Pearson Education Canada Inc.
Aligning Strategy with IS
Organizational System
• Business strategy
• Operating rules
• Business processes
Software
People
Control
Telecommunications
Database
Hardware
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Business Fifth Canadian edition, Griffin, Ebert & Starke
© 2005 Pearson Education Canada Inc.
Electronic Information Technologies (EIT)
IS applications based on telecommunications technologiesUses networks of devices to communicate information electronically
Fax machineVoice mailE-mailElectronic conferencingGroupwareDigital information services
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Business Fifth Canadian edition, Griffin, Ebert & Starke
© 2005 Pearson Education Canada Inc.
Data Communication Networks
Global networks that permit users to send electronic messages quickly and economically
The InternetThe World Wide WebInternet Service ProviderWeb ServersBrowserDirectories
• Search Engines
• Intranets
• Extranets
• Firewalls
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Business Fifth Canadian edition, Griffin, Ebert & Starke
© 2005 Pearson Education Canada Inc.
New Options for Organizational Design: The Networked Enterprise
The structure of business organizations is changing due to information technologies
Leaner organizations
More flexible operations
Increased collaboration (internal & external)
Improved management processes
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Business Fifth Canadian edition, Griffin, Ebert & Starke
© 2005 Pearson Education Canada Inc.
Networking for Mass Customization
Mass customization Producing large volumes of products or services with a choice of features and options
Integrated networks are required to coordinate account information and to store information about preferences, etc.
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Business Fifth Canadian edition, Griffin, Ebert & Starke
© 2005 Pearson Education Canada Inc.
Improved Management Processes
Networked systems allow the quick access of great amounts of data that allow managers to make better, more informed decisions quicklyUpper-level managers can have access to information that used to be restricted to middle and first-line managersThis information makes the management process more efficient
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Business Fifth Canadian edition, Griffin, Ebert & Starke
© 2005 Pearson Education Canada Inc.
Types of Information Systems
Top Level: Strategic IS
Mid-Level: Management IS
Knowledge Workers: Knowledge IS
First-Level: Operational IS
Matching Users to Systems
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Business Fifth Canadian edition, Griffin, Ebert & Starke
© 2005 Pearson Education Canada Inc.
Major Systems by Level
OrganizationFunction Business Process
Marketing Finance Production
Top-Level Manager Strategic Planning
Product DevelopmentOrder FulfillmentSupply Chain Management
Mid-LevelManagerKnowledgeWorkersFirst-LevelManagers
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Business Fifth Canadian edition, Griffin, Ebert & Starke
© 2005 Pearson Education Canada Inc.
Transaction Processing Systems (TPS)
Applications of information processing for basic day-to-day business transactions
PayrollCustomer order-taking and processingCustomer billingManagement reports
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Business Fifth Canadian edition, Griffin, Ebert & Starke
© 2005 Pearson Education Canada Inc.
Systems for Knowledge Workers and Office Applications
Systems Analystswork with users to learn their requirements design systems to suit their needs
Programmersuse various computer languages to write the software
Operations Personnel (Data Workers)run a company’s computer systemmake sure the right programs are run and that the system is operating properly
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Business Fifth Canadian edition, Griffin, Ebert & Starke
© 2005 Pearson Education Canada Inc.
Manufacturing Information Systems
Computer-aided manufacturing (CAM)Computer-integrated manufacturing (CIM)Computer-aided design (CAD)Systems increase productivity and can improve a firm’sglobal competitiveness
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Business Fifth Canadian edition, Griffin, Ebert & Starke
© 2005 Pearson Education Canada Inc.
Other Information Systems
Management Information Systems (MIS)Systems that support an organization’s managers by providing daily reports, schedules, plans, and budgets
Decision Support System (DSS)Systems that help managers consider alternatives when making decisions on complicated problems
Executive Support Systems (ESS)A quick-reference, easy-access application of IS specially designed for upper-level management
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Business Fifth Canadian edition, Griffin, Ebert & Starke
© 2005 Pearson Education Canada Inc.
Artificial Intelligence (AI)
The programming and development of computers to imitate human thought
learning, reasoning, and intelligenceArtificial senses include
vision, hearing, and feeling, and facial recognitionAbility to process natural languages and respond to human voice commands includes
RoboticsExpert systems
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Business Fifth Canadian edition, Griffin, Ebert & Starke
© 2005 Pearson Education Canada Inc.
The Elements of the Information System
HardwareHardware
SoftwareSoftware
ControlDatabase
PeoplePeopleTelecommunications
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Business Fifth Canadian edition, Griffin, Ebert & Starke
© 2005 Pearson Education Canada Inc.
The Central Processing Unit (CPU)
Main processing & storage unit of the computer system. Arithmetic Logic Unit (ALU) which performs logical and mathematical operationsA control unit locates instructions stored within the CPU, transfers the data to the ALU for processing, and transmits the results to an output deviceMain memory (or Random Access Memory) is short-term memory that is only active while the computer is turned onLong term storage (hard disk or secondary storage media such as diskettes , CD-ROMs, magnetic tape)
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© 2005 Pearson Education Canada Inc.
Software
Graphic user interface (GUI)user-friendly computer displays with icons for point-and-click use
Systems programstell the computer what resources to use and how to use them
Application programsprocess data to meet the needs of users
Language programsallows users to write instructions for the computer (I.e.:FORTRAN)
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© 2005 Pearson Education Canada Inc.
Control
Ensuring that computers are operating within established parametersVirus
harmful programs created and spread by vandals seeking to disrupt computer operations
Piracyillegal copying of programs that are privately owned
Security protection of programs or data from unauthorized users (hackers) with electronic firewalls
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Business Fifth Canadian edition, Griffin, Ebert & Starke
© 2005 Pearson Education Canada Inc.
Processing Methods
Batch data combined into a group that is processed all at once, often after hours or overnight
Onlinedata are entered and immediately processed may be required for volatile data
• keeping track of credit card balances
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Business Fifth Canadian edition, Griffin, Ebert & Starke
© 2005 Pearson Education Canada Inc.
Computer Applications for Business
Word processingsophisticated text editing and layout programs to store, edit, and type letters, numbers, reports (Word)
Spreadsheetelectronic spreadsheets allow manipulation of financial information (Excel)
Database managementmaintains and monitors the data generated by a business (Access)
Graphicshigh quality photographic layout, design and drawing software (CorelDraw)
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Business Fifth Canadian edition, Griffin, Ebert & Starke
© 2005 Pearson Education Canada Inc.
Databases
David McKay 14 Willow Cres., (000) 123-4567
Customer RecordCustomer RecordCustomer FieldsCustomer FieldsSusan Campbell
Michael PowellClaire Matthews
Customer FileCustomer File(Related Records)(Related Records)
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© 2005 Pearson Education Canada Inc.
Multimedia Communication Systems
Connected networks of communication appliances such as faxes, televisions, sound equipment, cell phones, printers, and photocopiers that may also be linked by satellite with other remote networksMultimedia technology
Communications devices (cell phones, GPS)Communications channels (microwave transmission, wireless systems, satellite transmission)Smart software (smart modems, smart TV)
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Business Fifth Canadian edition, Griffin, Ebert & Starke
© 2005 Pearson Education Canada Inc.
System Architecture
Computers at different locations can function independently but are interconnected as well to allow for information exchange Wide area network (WAN)
networks that cover a vast geographic areamay rely on telephone or satellite transmission
Local area network (LAN)a network that links a single office environment,
a single building, or a small geographic arearely on hard wiring (cable)
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© 2005 Pearson Education Canada Inc.
Client-Server Systems
Servera component that can be shared by LAN users
• File servers & print servers
Client-server networkcomposed of both clients (users) and servers that allow clients to access various services without costly and unnecessary duplication