2.1 prof jess role @ ueab 2012 2 2 information systems in the enterprise enterprise
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2.2.11 Prof Jess Role @ UEAB 2012
22INFORMATION INFORMATION
SYSTEMS IN THESYSTEMS IN THE
ENTERPRISEENTERPRISE
2.2.22 Prof Jess Role @ UEAB 2012
LEARNING OBJECTIVESLEARNING OBJECTIVES
• ANALYZE ROLES OF 6 TYPES OF ANALYZE ROLES OF 6 TYPES OF INFORMATION SYSTEMSINFORMATION SYSTEMS
• DESCRIBE TYPES OF INFORMATION DESCRIBE TYPES OF INFORMATION SYSTEMSSYSTEMS
• ANALYZE RELATIONSHIPS ANALYZE RELATIONSHIPS BETWEEN BUSINESS BETWEEN BUSINESS PROCESSESPROCESSES
**
2.2.33 Prof Jess Role @ UEAB 2012
LEARNING OBJECTIVESLEARNING OBJECTIVES
• EXPLAIN HOW SYSTEMS & EXPLAIN HOW SYSTEMS & NETWORKS CREATE NEW NETWORKS CREATE NEW EFFICIENCIESEFFICIENCIES
• EVALUATE BENEFITS & EVALUATE BENEFITS & LIMITATIONS OF SYSTEMS & LIMITATIONS OF SYSTEMS & NETWORKSNETWORKS
**
2.2.44 Prof Jess Role @ UEAB 2012
MANAGEMENT MANAGEMENT CHALLENGESCHALLENGES
• KEY SYSTEM APPLICATIONSKEY SYSTEM APPLICATIONS
• FUNCTIONAL PERSPECTIVE OF FUNCTIONAL PERSPECTIVE OF SYSTEMSSYSTEMS
• INTEGRATING FUNCTIONS & INTEGRATING FUNCTIONS & PROCESSESPROCESSES
**
2.2.55 Prof Jess Role @ UEAB 2012
MANAGEMENT MANAGEMENT CHALLENGESCHALLENGES
1. INTEGRATION: Different systems serve 1. INTEGRATION: Different systems serve variety of functions, variety of functions, connecting connecting organizational levels difficult, costlyorganizational levels difficult, costly
2. ENLARGING SCOPE OF MANAGEMENT 2. ENLARGING SCOPE OF MANAGEMENT THINKING: Huge system investments, THINKING: Huge system investments, long development time must be guided long development time must be guided by common objectives by common objectives
**
2.2.66 Prof Jess Role @ UEAB 2012
2.2.77 Prof Jess Role @ UEAB 2012
TYPES OF INFORMATION SYSTEMSTYPES OF INFORMATION SYSTEMS
DATA WORKERSDATA WORKERS
KIND OF SYSTEM GROUPS SERVEDKIND OF SYSTEM GROUPS SERVED
STRATEGIC LEVEL SENIOR STRATEGIC LEVEL SENIOR MANAGERSMANAGERS
MANAGEMENT LEVEL MIDDLE MANAGEMENT LEVEL MIDDLE MANAGERSMANAGERS
OPERATIONAL OPERATIONAL
OPERATIONAL LEVEL OPERATIONAL LEVEL MANAGERS MANAGERS
KNOWLEDGE LEVEL KNOWLEDGE & KNOWLEDGE LEVEL KNOWLEDGE &
SALES & MANUFACTURING FINANCE ACCOUNTING HUMANSALES & MANUFACTURING FINANCE ACCOUNTING HUMAN RESOURCESRESOURCESMARKETINGMARKETING
2.2.88 Prof Jess Role @ UEAB 2012
MAJOR TYPES OF SYSTEMSMAJOR TYPES OF SYSTEMS
• EXECUTIVE SUPPORT SYSTEMS (ESS)EXECUTIVE SUPPORT SYSTEMS (ESS)• DECISION SUPPORT SYSTEMS (DSS)DECISION SUPPORT SYSTEMS (DSS)• MANAGEMENT INFORMATION SYSTEMS (MIS)MANAGEMENT INFORMATION SYSTEMS (MIS)• KNOWLEDGE WORK SYSTEMS (KWS)KNOWLEDGE WORK SYSTEMS (KWS)• OFFICE AUTOMATION SYSTEMS (OAS)OFFICE AUTOMATION SYSTEMS (OAS)• TRANSACTION PROCESSING TRANSACTION PROCESSING SYSTEMS (TPS)SYSTEMS (TPS)
**
2.2.99 Prof Jess Role @ UEAB 2012
TYPICAL TPS APPLICATIONSTYPICAL TPS APPLICATIONSSales & Marketing SystemsSales & Marketing Systems
MAJOR FUNCTIONS OF SYSTEMS:MAJOR FUNCTIONS OF SYSTEMS:
• Sales management, market research, Sales management, market research, promotion, pricing, new productspromotion, pricing, new products
MAJOR APPLICATION SYSTEMS:MAJOR APPLICATION SYSTEMS:
• Sales order info system, market Sales order info system, market research system, pricing systemresearch system, pricing system
**
2.2.1010 Prof Jess Role @ UEAB 2012
TYPICAL TPS APPLICATIONSTYPICAL TPS APPLICATIONSManufacturing & Production SystemsManufacturing & Production Systems
MAJOR FUNCTIONS OF SYSTEMS:MAJOR FUNCTIONS OF SYSTEMS:• Scheduling, purchasing, shipping, Scheduling, purchasing, shipping,
receiving, engineering, operationsreceiving, engineering, operationsMAJOR APPLICATION SYSTEMS:MAJOR APPLICATION SYSTEMS:• Materials resource planning systems, Materials resource planning systems,
purchase order control systems, purchase order control systems, engineering systems, quality control engineering systems, quality control systemssystems
**
2.2.1111 Prof Jess Role @ UEAB 2012
TYPICAL TPS APPLICATIONSTYPICAL TPS APPLICATIONSFinance & Accounting SystemsFinance & Accounting Systems
MAJOR FUNCTIONS OF SYSTEMS:MAJOR FUNCTIONS OF SYSTEMS:• Budgeting, general ledger, billing, Budgeting, general ledger, billing,
cost accountingcost accountingMAJOR APPLICATION SYSTEMS:MAJOR APPLICATION SYSTEMS:• General ledger, accounts receivable, General ledger, accounts receivable,
accounts payable, budgeting, funds accounts payable, budgeting, funds management systemsmanagement systems
**
2.2.1212 Prof Jess Role @ UEAB 2012
TYPICAL TPS APPLICATIONSTYPICAL TPS APPLICATIONSHuman Resources SystemsHuman Resources Systems
MAJOR FUNCTIONS OF SYSTEMS:MAJOR FUNCTIONS OF SYSTEMS:• Personnel records, benefits, Personnel records, benefits,
compensation, labor relations, trainingcompensation, labor relations, training
MAJOR APPLICATION SYSTEMS:MAJOR APPLICATION SYSTEMS:• Payroll, employee records, benefit Payroll, employee records, benefit
systems, career path systems, personnel systems, career path systems, personnel training systemstraining systems
**
2.2.1313 Prof Jess Role @ UEAB 2012
TYPICAL TPS APPLICATIONSTYPICAL TPS APPLICATIONSOther Types (e.g., University)Other Types (e.g., University)
MAJOR FUNCTIONS OF SYSTEMS:MAJOR FUNCTIONS OF SYSTEMS:• Admissions, grade records, course Admissions, grade records, course
records, alumnirecords, alumni
MAJOR APPLICATION SYSTEMS:MAJOR APPLICATION SYSTEMS:• Registration system, student transcript Registration system, student transcript
system, curriculum class control system, system, curriculum class control system, alumni benefactor systemalumni benefactor system
**
2.2.1414 Prof Jess Role @ UEAB 2012
KNOWLEDGE LEVELKNOWLEDGE LEVEL• INPUTS: DESIGN SPECSINPUTS: DESIGN SPECS• PROCESSING: MODELLINGPROCESSING: MODELLING• OUTPUTS: DESIGNS, GRAPHICSOUTPUTS: DESIGNS, GRAPHICS• USERS: TECHNICAL STAFFUSERS: TECHNICAL STAFF
EXAMPLE: ENGINEERING WORK EXAMPLE: ENGINEERING WORK STATION STATION
KNOWLEDGE WORK SYSTEMS KNOWLEDGE WORK SYSTEMS (KWS)(KWS)
2.2.1515 Prof Jess Role @ UEAB 2012
OFFICE AUTOMATION SYSTEMS OFFICE AUTOMATION SYSTEMS (OAS)(OAS)
• TOWARD A TOWARD A ““PAPERLESSPAPERLESS”” OFFICE OFFICE
• REDESIGN OF WORK FLOWREDESIGN OF WORK FLOW
• INTEGRATED SOFTWAREINTEGRATED SOFTWARE
• ERGONOMIC DESIGNERGONOMIC DESIGN
• BRIGHT, CHEERFULBRIGHT, CHEERFUL WORK SPACEWORK SPACE
EXAMPLE: PRESENTATION GRAPHICSEXAMPLE: PRESENTATION GRAPHICS
2.2.1616 Prof Jess Role @ UEAB 2012
MANAGEMENT LEVELMANAGEMENT LEVEL
• INPUTS: HIGH VOLUME DATAINPUTS: HIGH VOLUME DATA
• PROCESSING: SIMPLE MODELSPROCESSING: SIMPLE MODELS
• OUTPUTS: SUMMARY REPORTSOUTPUTS: SUMMARY REPORTS
• USERS: MIDDLE MANAGERS USERS: MIDDLE MANAGERS
EXAMPLE: ANNUAL BUDGETINGEXAMPLE: ANNUAL BUDGETING
MANAGEMENT INFORMATION MANAGEMENT INFORMATION SYSTEMS (MIS)SYSTEMS (MIS)
2.2.1717 Prof Jess Role @ UEAB 2012
• STRUCTURED & SEMI-STRUCTURED & SEMI-STRUCTURED DECISIONSSTRUCTURED DECISIONS
• REPORT CONTROL ORIENTEDREPORT CONTROL ORIENTED
• PAST & PRESENT DATAPAST & PRESENT DATA
• INTERNAL ORIENTATIONINTERNAL ORIENTATION
• LENGTHY DESIGN PROCESSLENGTHY DESIGN PROCESS
**
MANAGEMENT INFORMATION MANAGEMENT INFORMATION SYSTEMS (MIS)SYSTEMS (MIS)
2.2.1818 Prof Jess Role @ UEAB 2012
MISMIS
MIS FILESMIS FILES
SALES DATA
UNIT PRODUCT COST
PRODUCT CHANGE DATA
EXPENSE DATA
MISREPORTS
MANAGERSMANAGERS
TPS
Order Processing
System
Materials Resource
Planning System
General Ledger
System
ORDER FILE
PRODUCTION MASTER FILE
ACCOUNTING FILES
TPS DATA FOR MIS TPS DATA FOR MIS APPLICATIONSAPPLICATIONS
2.2.1919 Prof Jess Role @ UEAB 2012
MANAGEMENT LEVELMANAGEMENT LEVEL
• INPUTS: LOW VOLUME DATAINPUTS: LOW VOLUME DATA
• PROCESSING: INTERACTIVEPROCESSING: INTERACTIVE
• OUTPUTS: DECISION ANALYSISOUTPUTS: DECISION ANALYSIS
• USERS: PROFESSIONALS, STAFFUSERS: PROFESSIONALS, STAFF
EXAMPLE: CONTRACT COST ANALYSISEXAMPLE: CONTRACT COST ANALYSIS
DECISION SUPPORT SYSTEMS DECISION SUPPORT SYSTEMS (DSS)(DSS)
2.2.2020 Prof Jess Role @ UEAB 2012
• FLEXIBLE, ADAPTABLE, QUICKFLEXIBLE, ADAPTABLE, QUICK
• USER CONTROLS INPUTS/OUTPUTSUSER CONTROLS INPUTS/OUTPUTS
• NO PROFESSIONAL PROGRAMMINGNO PROFESSIONAL PROGRAMMING
• SUPPORTS DECISION PROCESSSUPPORTS DECISION PROCESS
• SOPHISTICATED MODELING TOOLSSOPHISTICATED MODELING TOOLS
**
DECISION SUPPORT SYSTEMS DECISION SUPPORT SYSTEMS (DSS)(DSS)
2.2.2121 Prof Jess Role @ UEAB 2012
STRATEGIC LEVELSTRATEGIC LEVEL
• INPUTS: AGGREGATE DATAINPUTS: AGGREGATE DATA
• PROCESSING: INTERACTIVEPROCESSING: INTERACTIVE
• OUTPUTS: PROJECTIONSOUTPUTS: PROJECTIONS
• USERS: SENIOR MANAGERS USERS: SENIOR MANAGERS
EXAMPLE: 5 YEAR OPERATING PLANEXAMPLE: 5 YEAR OPERATING PLAN
EXECUTIVE SUPPORT SYSTEMS EXECUTIVE SUPPORT SYSTEMS (ESS)(ESS)
2.2.2222 Prof Jess Role @ UEAB 2012
• TOP LEVEL MANAGEMENTTOP LEVEL MANAGEMENT
• DESIGNED TO THE INDIVIDUALDESIGNED TO THE INDIVIDUAL
• TIES CEO TO ALL LEVELSTIES CEO TO ALL LEVELS
• VERY EXPENSIVE TO KEEP UPVERY EXPENSIVE TO KEEP UP
• EXTENSIVE SUPPORT STAFFEXTENSIVE SUPPORT STAFF
**
EXECUTIVE SUPPORT SYSTEMS EXECUTIVE SUPPORT SYSTEMS (ESS)(ESS)
2.2.2323 Prof Jess Role @ UEAB 2012
INTERRELATIONSHIPS AMONG SYSTEMSINTERRELATIONSHIPS AMONG SYSTEMS
ESSESS
TPSTPSKWSKWS
OASOAS
DSSDSSMISMIS
2.2.2424 Prof Jess Role @ UEAB 2012
SYSTEMS FROM A FUNCTIONAL SYSTEMS FROM A FUNCTIONAL PERSPECTIVEPERSPECTIVE
• SALES & MARKETING SYSTEMSSALES & MARKETING SYSTEMS
• MANUFACTURING & PRODUCTION MANUFACTURING & PRODUCTION SYSTEMSSYSTEMS
• FINANCE & ACCOUNTING SYSTEMSFINANCE & ACCOUNTING SYSTEMS
• HUMAN RESOURCES SYSTEMSHUMAN RESOURCES SYSTEMS
**
2.2.2525 Prof Jess Role @ UEAB 2012
SALES & MARKETING SALES & MARKETING INFORMATION SYSTEMINFORMATION SYSTEM
SALES
SYSTEM DESCRIPTION ORGANIZATIONAL LEVEL
ORDER PROCESSING ENTER, PROCESS, TRACK ORDERS OPERATIONAL
MARKET ANALYSIS IDENTIFY CUSTOMERS & MARKETS KNOWLEDGE
PRICING ANALYSIS DETERMINE PRICES MANAGEMENT
SALES TRENDS PREPARE 5-YEAR FORECASTS STRATEGIC
2.2.2626 Prof Jess Role @ UEAB 2012
MANUFACTURING MANUFACTURING INFORMATION SYSTEMINFORMATION SYSTEM
SYSTEM DESCRIPTION ORGANIZATIONAL LEVEL
MACHINE CONTROL CONTROL ACTIONS OF EQUIPMENT OPERATIONAL
COMPUTER-AIDED-DESIGN DESIGN NEW PRODUCTS KNOWLEDGE
PRODUCTION PLANNING DECIDE NUMBER, SCHEDULE OF PRODUCTS MANAGEMENT
FACILITIES LOCATION DECIDE WHERE TO LOCATE FACILITIES STRATEGIC
2.2.2727 Prof Jess Role @ UEAB 2012
FINANCE & ACCOUNTING FINANCE & ACCOUNTING INFORMATION SYSTEMINFORMATION SYSTEM
SYSTEM DESCRIPTION ORGANIZATIONAL LEVEL
ACCOUNTS RECEIVABLE TRACK MONEY OWED TO FIRM OPERATIONAL
PORTFOLIO ANALYSIS DESIGN FIRM'S INVESTMENTS KNOWLEDGE
BUDGETING PREPARE SHORT TERM BUDGETS MANAGEMENT
PROFIT PLANNING PLAN LONG-TERM PROFITS STRATEGIC
2.2.2828 Prof Jess Role @ UEAB 2012
2.2.2929 Prof Jess Role @ UEAB 2012
HUMAN RESOURCES HUMAN RESOURCES INFORMATION SYSTEMINFORMATION SYSTEM
SYSTEM DESCRIPTION ORGANIZATIONAL LEVEL
TRAINING & DEVELOPMENT TRACK TRAINING, SKILLS, APPRAISALS OPERATIONAL
CAREER PATHING DESIGN EMPLOYEE CAREER PATHS KNOWLEDGE
COMPENSATION ANALYSIS MONITOR WAGES, SALARIES, BENEFITS MANAGEMENT
HUMAN RESOURCES PLANNING PLAN LONG-TERM LABOR FORCE NEEDS STRATEGIC
2.2.3030 Prof Jess Role @ UEAB 2012
2.2.3131 Prof Jess Role @ UEAB 2012
EXAMPLES OF BUSINESS EXAMPLES OF BUSINESS PROCESSESPROCESSES
• MANUFACTURING & PRODUCTION: MANUFACTURING & PRODUCTION: Assembling product, checking Assembling product, checking quality, producing bills of materialsquality, producing bills of materials
• SALES & MARKETING: Identifying SALES & MARKETING: Identifying customers, creating customer customers, creating customer awareness, sellingawareness, selling
**
2.2.3232 Prof Jess Role @ UEAB 2012
EXAMPLES OF BUSINESS EXAMPLES OF BUSINESS PROCESSESPROCESSES
• FINANCE & ACCOUNTING: Paying FINANCE & ACCOUNTING: Paying creditors, creating financial creditors, creating financial statements, managing cash accountsstatements, managing cash accounts
• HUMAN RESOURCES: Hiring HUMAN RESOURCES: Hiring employees, evaluating performance, employees, evaluating performance, enrolling employees in enrolling employees in benefits benefits plansplans
**
2.2.3333 Prof Jess Role @ UEAB 2012
SUPPLY-CHAIN MANAGEMENT
2.2.3434 Prof Jess Role @ UEAB 2012
HOW INFORMATION SYSTEMS HOW INFORMATION SYSTEMS FACILITATES SUPPLY CHAIN FACILITATES SUPPLY CHAIN
MANAGEMENTMANAGEMENT
DECIDE WHEN, WHAT TO PRODUCE, STORE, MOVEDECIDE WHEN, WHAT TO PRODUCE, STORE, MOVE……RAPIDLY COMMUNICATE ORDERSRAPIDLY COMMUNICATE ORDERS……TRACK ORDER STATUSTRACK ORDER STATUS……CHECK INVENTORY AVAILABILITY, MONITOR LEVELSCHECK INVENTORY AVAILABILITY, MONITOR LEVELS……TRACK SHIPMENTSTRACK SHIPMENTS…… PLAN PRODUCTION BASED ON ACTUAL DEMANDPLAN PRODUCTION BASED ON ACTUAL DEMAND……RAPIDLY COMMUNICATE PRODUCT DESIGN CHANGESRAPIDLY COMMUNICATE PRODUCT DESIGN CHANGES……PROVIDE PRODUCT SPECIFICATIONSPROVIDE PRODUCT SPECIFICATIONS……SHARE INFORMATION ABOUT DEFECT RATES, RETURNS...SHARE INFORMATION ABOUT DEFECT RATES, RETURNS...
2.2.3535 Prof Jess Role @ UEAB 2012
2.2.3636 Prof Jess Role @ UEAB 2012
TRADITIONALTRADITIONALVIEW OF SYSTEMSVIEW OF SYSTEMS
• WITHIN THE BUSINESS: There are WITHIN THE BUSINESS: There are functions, each having its uses of functions, each having its uses of information systemsinformation systems
• OUTSIDE THE ORGANIZATIONOUTSIDE THE ORGANIZATION’’S S BOUNDARIES: There are customers and BOUNDARIES: There are customers and vendorsvendors
FUNCTIONS TEND TO WORK IN ISOLATIONFUNCTIONS TEND TO WORK IN ISOLATION**
2.2.3737 Prof Jess Role @ UEAB 2012
Sales & Marketing
Accounting
Finance
Manufacturing
Human Resources
ENTERPRISE SYSTEMENTERPRISE SYSTEM
Business ProcessesBusiness Processes
Enterprise-wideEnterprise-wide Business ProcessesBusiness Processes
Vendors Customers
2.2.3838 Prof Jess Role @ UEAB 2012
BENEFITS OF ENTERPRISE BENEFITS OF ENTERPRISE SYSTEMSSYSTEMS
• FIRM STRUCTURE & ORGANIZATION: FIRM STRUCTURE & ORGANIZATION: One organizationOne organization
• MANAGEMENT: Firmwide knowledge-MANAGEMENT: Firmwide knowledge-based management processesbased management processes
• TECHNOLOGY: Unified platformTECHNOLOGY: Unified platform• BUSINESS: More efficient operations & BUSINESS: More efficient operations &
customer-driven business processescustomer-driven business processes
**
2.2.3939 Prof Jess Role @ UEAB 2012
2.2.4040 Prof Jess Role @ UEAB 2012
CHALLENGES OF ENTERPRISE CHALLENGES OF ENTERPRISE SYSTEMSSYSTEMS
• DAUNTING IMPLEMENTATIONDAUNTING IMPLEMENTATION
• HIGH UP FRONT COSTS & FUTURE HIGH UP FRONT COSTS & FUTURE BENEFITSBENEFITS
• INFLEXIBILITYINFLEXIBILITY
• HARD TO REALIZE STRATEGIC HARD TO REALIZE STRATEGIC VALUEVALUE
**
2.2.4141 Prof Jess Role @ UEAB 2012
INDUSTRIAL NETWORKSINDUSTRIAL NETWORKS
LINK FIRMS INTO INDUSTRY-WIDE LINK FIRMS INTO INDUSTRY-WIDE SYSTEMSYSTEM
• HORIZONTAL: Link firms in same HORIZONTAL: Link firms in same industry, including competitorsindustry, including competitors
• VERTICAL: Link firm with suppliers VERTICAL: Link firm with suppliers in same industryin same industry
**
2.2.4242 Prof Jess Role @ UEAB 2012
2.2.4343 Prof Jess Role @ UEAB 2012
What are business processes? What are business processes? How are they related to How are they related to information systems?information systems?
• A business process is a logically related set of activities that defines how specific business tasks are performed, and it represents a unique way in which an organization coordinates work, information, and knowledge. Managers need to pay attention to business processes because they determine how well the organization can execute its business, and they may be a source of strategic advantage. There are business processes specific to each of the major business functions, but many business processes are cross-functional. Information systems automate parts of business processes, and they can help organizations redesign and streamline these processes.
2.2.4444 Prof Jess Role @ UEAB 2012
What is the role of the information systems function in
a business?• The information systems department is the
formal organizational unit responsible for information technology services. It is responsible for maintaining the hardware, software, data storage, and networks that comprise the firm’s IT infrastructure. The department consists of specialists, such as programmers, systems analysts, project leaders, and information systems managers, and is often headed by a CIO.
2.2.4545 Prof Jess Role @ UEAB 2012
INFORMATION INFORMATION
SYSTEMS IN THESYSTEMS IN THE
ENTERPRISEENTERPRISE