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Types of Computer SystemsThe Computer System ConceptSection IIPeripheralsInput TechnologiesOutput TechnologiesStorage Trade-OffsSemiconductor MemoryMagnetic DisksMagnetic TapeOptical Disks
KEY TERMS
Copyright 2005, McGraw-Hill/Irwin, Inc. 3-1
Real World Cases
Computer Computer HardwareHardware
Module II – Information Technologies
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Copyright 2005, McGraw-Hill/Irwin, Inc. 3-2
Real World Cases
Learning ObjectivesLearning Objectives1. Major types, trends, and uses of
microcomputer, midrange and mainframe computer systems
2. The major technologies and uses of computer peripherals for input, output, and storage
3. Identify and give examples of the components and functions of a computer system
4. Identify the computer systems and peripherals you would acquire or recommend for a business of your choice, and explain the reasons for your selections.
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Copyright 2005, McGraw-Hill/Irwin, Inc. 3-3
Real World Cases
End User andEnd User andEnterprise ComputingEnterprise Computing
Types of Computer SystemsTypes of Computer SystemsUse of a Variety of DesignsUse of a Variety of DesignsReal World Case 1…Real World Case 1…
Progressive Insurance andProgressive Insurance andUniFirst Corp: The Case for UniFirst Corp: The Case for
Mobile Computing Mobile Computing SystemsSystemsClick to go to
Case 1
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Copyright 2005, McGraw-Hill/Irwin, Inc. 3-4
Real World Cases
Types of ComputersTypes of ComputersComputer System Categories
–Mainframe Computers
–Midrange Computers
–Microcomputers
–Client-Server Networks
–Information Appliances
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KEY TERMS
Copyright 2005, McGraw-Hill/Irwin, Inc. 3-5
Real World Cases
Microcomputer SystemsMicrocomputer SystemsPersonal Computer (PC)
Professional Workstations
Multiuser Systems
Desktop Systems
Laptops
Workstation Computers
Network Servers
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KEY TERMS
Copyright 2005, McGraw-Hill/Irwin, Inc. 3-6
Real World Cases
Microcomputer SystemsMicrocomputer SystemsBoeing, Monster.Com, and Boeing, Monster.Com, and
Others:Others:
Corporate PC CriteriaCorporate PC Criteria
• Solid Performance at a Reasonable Price
• Operating System Ready
• Connectivity
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KEY TERMS
Copyright 2005, McGraw-Hill/Irwin, Inc. 3-7
Real World Cases
Network ComputersNetwork ComputersUsed by Workers in NetworksSealed Low-Cost SystemsNetwork MicrocomputersNo or Minimal Disk StorageDependent Upon Internet or
Intranets for OperationsStandardizationReduced Costs of Maintenance
and Upgrades
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KEY TERMS
Copyright 2005, McGraw-Hill/Irwin, Inc. 3-8
Real World Cases
Information AppliancesInformation Appliances
Smart GadgetsCellular Phones and Pagers
Hand-Held PCsWeb-Based GamesPersonal Digital Assistants (PDAs)
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KEY TERMS
Copyright 2005, McGraw-Hill/Irwin, Inc. 3-9
Real World Cases
Computer TerminalsComputer TerminalsDumb TerminalsIntelligent TerminalsNetwork Terminals
–Windows Terminals–Internet Terminals
Transaction Terminals–ATM Machines–POS Terminals
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KEY TERMS
Copyright 2005, McGraw-Hill/Irwin, Inc. 3-10
Real World Cases
Midrange SystemsMidrange SystemsHigh-End Network ServersProcess Business ApplicationsLess Costly to Busy and
Maintain that MainframesScientific ResearchEngineering AnalysisProcess Monitoring and
ControlCAD SystemsFront-End to Mainframes
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KEY TERMS
Copyright 2005, McGraw-Hill/Irwin, Inc. 3-11
Real World Cases
Midrange SystemsMidrange SystemsLos Alamos Laboratory and Los Alamos Laboratory and
Blackboard, Inc.:Blackboard, Inc.:Moving to Blade ServersMoving to Blade Servers• Rack System Slide-Ins• 30 – 50% Lower Cost• Smaller Size, Less Power Use• Reduced Cabling• Don’t Need Environmental
Requirements• No Raised Flooring
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KEY TERMS
Copyright 2005, McGraw-Hill/Irwin, Inc. 3-12
Real World Cases
Mainframe SystemsMainframe SystemsLarge, Fast, and PowerfulHundreds of Millions of
Instructions per Second (MIPS)
Large Primary StorageSuperservers for Large
Client/Server NetworksData Warehousing and MiningElectronic Commerce
Applications
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KEY TERMS
Copyright 2005, McGraw-Hill/Irwin, Inc. 3-13
Real World Cases
Supercomputer SystemsSupercomputer SystemsExtremely Powerful SystemsLarge-Scale Data MiningParallel ProcessingFloating Point Decimal
Operations – –Billions - Gigaflops –Trillions - Teraflops
Symmetric Multiprocessing – SMP
Minisupercomputers
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Copyright 2005, McGraw-Hill/Irwin, Inc. 3-14
Real World Cases
The Computer System The Computer System ConceptConcept
Central Processing UnitControl
UnitArithmeticLogic Unit
System BusInput
DevicesOutputDevices
SecondaryStorageDevices
SpecialPurpose
Processors
CacheMemory
PrimaryStorageMemory• Keyboard
• Mouse• Touch Screen• Optical-Scanner• Voice Recognition etc.
• Visual Display Unit
• Printer• Audio-Response• Physical Control
Devices, etc.
Magnetic DiskTape UnitsOptical Disks, etc.
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KEY TERMS
Copyright 2005, McGraw-Hill/Irwin, Inc. 3-15
Real World Cases
Computer Processing SpeedsComputer Processing Speeds
Thousandths – MillisecondsMillionths – MicrosecondsBillionths – NanosecondsTrillionths – PicosecondsMIPSMegahertz (MHz)Gigahertz (GHz) Internal ClockRegisters and Caches
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Copyright 2005, McGraw-Hill/Irwin, Inc. 3-16
Real World Cases
Input - Output Input - Output and Storage Technologiesand Storage TechnologiesUsing the Right PeripheralsUsing the Right Peripherals
Value of Consolidating Value of Consolidating OperationsOperations
Real World Case 2…Real World Case 2…Delta and Northwest Airlines: Delta and Northwest Airlines: The Business Value of The Business Value of Customer Self-Service Customer Self-Service Kiosks Kiosks
Click to go toCase 2
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Copyright 2005, McGraw-Hill/Irwin, Inc. 3-17
Real World Cases
Peripheral DevicesPeripheral DevicesOnline vs. Offline DevicesNatural User InterfacePointing Devices
–Graphical User Interface (GUI)
–Electronic Mouse–Trackball–Pointing Stick–Touchpad–Touch Screens
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Copyright 2005, McGraw-Hill/Irwin, Inc. 3-18
Real World Cases
Pen-Based ComputingPen-Based Computing
Tablet PCsPDAsDigitizer PensGraphics Tablets
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KEY TERMS
Copyright 2005, McGraw-Hill/Irwin, Inc. 3-19
Real World Cases
Speech Recognition SystemsSpeech Recognition Systems
Discrete Speech RecognitionContinuous Speech
Recognition (CSR)Training Time
–Dragon Naturally Speaking–IBM’s Via Voice
Speaker Independent Systems
Voice Messaging Computers
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Copyright 2005, McGraw-Hill/Irwin, Inc. 3-20
Real World Cases
Optical ScanningOptical ScanningDocument ManagementFlatbed ScannersOptical Character
Recognition (OCR)Wands and Bar CodingUniform Product Code
(UPC)
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Copyright 2005, McGraw-Hill/Irwin, Inc. 3-21
Real World Cases
Other Input TechnologiesOther Input Technologies
Magnetic StripeSmart CardsDigital CamerasMagnetic Ink Character Recognition (MICR)
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Copyright 2005, McGraw-Hill/Irwin, Inc. 3-22
Real World Cases
Output TechnologiesOutput TechnologiesVoice ResponseVideo Output
–Video Monitor–Cathode Ray Tube
(CRT)–Liquid Crystal Display
(LCD)–Flat-Panel TVs–Plasma Display Panels
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KEY TERMS
Copyright 2005, McGraw-Hill/Irwin, Inc. 3-23
Real World Cases
Printed OutputPrinted OutputInkjet PrintersLaser PrintersColor Laser PrintersMultifunction Inkjet Printers
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KEY TERMS
Copyright 2005, McGraw-Hill/Irwin, Inc. 3-24
Real World Cases
Storage Trade-offsStorage Trade-offs
Magnetic Tape
MagneticDisks
Semi-conductorMemory
OpticalDisks
Seco
nd
ary Sto
rage
Prim
ary Sto
rage
Acc
ess
Spe
ed In
crea
ses
Sto
rage
Cap
acity
Dec
reas
es
Cos
t per
Bit
Incr
ease
s
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Copyright 2005, McGraw-Hill/Irwin, Inc. 3-25
Real World Cases
Computer StorageComputer StorageBinary RepresentationBitByteKilobytes (KB) - kMegabytes (MB)Gigabytes (GB)Terabytes (TB)Petabytes – Over 1
Quadrillion Bytes
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Copyright 2005, McGraw-Hill/Irwin, Inc. 3-26
Real World Cases
Computer StorageComputer StorageDirect Access
–Random Access (RAM)–Direct Access Storage
Devices (DASD)Sequential AccessSemiconductor Memory
–RAM Memory – Random Access
–ROM Memory – Read Only
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Copyright 2005, McGraw-Hill/Irwin, Inc. 3-27
Real World Cases
Computer StorageComputer StorageSequential Access
Storage DeviceDirect Access
Storage Device
Read/WriteHead
ABCDE
A
B
C
D
E
Read/WriteHead
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Copyright 2005, McGraw-Hill/Irwin, Inc. 3-28
Real World Cases
Magnetic StorageMagnetic StorageFloppy DisksHard Disk DrivesRAID StorageMagnetic Tapes
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KEY TERMS
Copyright 2005, McGraw-Hill/Irwin, Inc. 3-29
Real World Cases
Optical DisksOptical DisksCD-ROMCD-R and CD-RWCD-RW/DVDDVD-ROM DriveDVD-RDVD-RWImage Processing
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Copyright 2005, McGraw-Hill/Irwin, Inc. 3-30
Real World Cases
SummarySummary1. Three Major Types of
Computer Systems
– Microcomputer
– Midrange Systems
– Mainframe Systems
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Copyright 2005, McGraw-Hill/Irwin, Inc. 3-31
Real World Cases
SummarySummary2. Microcomputers are Used
as Personal Computers, Network Computers, Personal Digital Assistants, Technical Workstations, and Information Appliances.
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Copyright 2005, McGraw-Hill/Irwin, Inc. 3-32
Real World Cases
SummarySummary3. Midrange Systems are used for
Many Multiuser Business Data Processing and Scientific Applications.
4. Mainframe Systems are Larger and More Powerful than Midrange Systems, Have More Memory, and Support More Users and Peripheral Devices, and High Volumes of Data.
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Copyright 2005, McGraw-Hill/Irwin, Inc. 3-33
Real World Cases
SummarySummary5. Computer Systems Perform
Input, Processing, Output, Storage, and Control Functions.
6. Hardware Consists of Input and Output Devices, a Central Processing Unit, Primary and Secondary Storage Devices.
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Copyright 2005, McGraw-Hill/Irwin, Inc. 3-34
Real World Cases
SummarySummary7. Supercomputers are a Special
Category of Extremely Powerful Mainframe Systems Designed for Massive Computational Assignments.
8. Peripheral Devices are used for a Wide Array of Input, Output, and Storage Applications.
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Copyright 2005, McGraw-Hill/Irwin, Inc. 3-35
Real World Cases
KEY TERMSKEY TERMSBinary RepresentationCentral Processing Unit (CPU)Computer SystemComputer TerminalDigital CamerasDirect AccessGenerations of ComputingInformation ApplianceLaptop ComputerLiquid Crystal Displays (LCD)
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KEY TERMS
Copyright 2005, McGraw-Hill/Irwin, Inc. 3-36
Real World Cases
KEY TERMSKEY TERMSMagnetic Disk Storage- Floppy Disk - Hard Disk - RAIDMagnetic Ink Character
Recognition (MICR)Magnetic StripeMagnetic TapeMainframe ComputerMicrocomputerMicroprocessorMidrange ComputerMinicomputer
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KEY TERMS
Copyright 2005, McGraw-Hill/Irwin, Inc. 3-37
Real World Cases
KEY TERMSKEY TERMSNetwork ComputerNetPCNetwork ServerNetwork TerminalOffline / OnlineOptical Character Recognition
(OCR)Optical Disk Storage- CD-ROM - CD-R - CD-RW- DVD - WORM DiskOptical Scanning
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KEY TERMS
Copyright 2005, McGraw-Hill/Irwin, Inc. 3-38
Real World Cases
KEY TERMSKEY TERMSPen-Based ComputingPeripheral DevicesPersonal Digital AssistantPointing DevicesElectronic Mouse - Pointing Stick Touchpad - TrackballPrimary StoragePrintersSecondary StorageSemiconductor Memory- RAM - ROM
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KEY TERMS
Copyright 2005, McGraw-Hill/Irwin, Inc. 3-39
Real World Cases
KEY TERMSKEY TERMSSequential AccessSmart CardsSpeech RecognitionStorage Capacity Elements- Bit - Byte- Kilobyte (K or KB) -
Megabyte (MB)- Gigabyte (GB) - Terabyte (TB)Storage Media Trade-offsSupercomputer
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KEY TERMS
Copyright 2005, McGraw-Hill/Irwin, Inc. 3-40
Real World Cases
KEY TERMSKEY TERMSTime Elements- Millisecond - Microsecond- Nanosecond - PicosecondTouch-Sensitive ScreenTrends in ComputersVideo OutputVolatilityWandWorkstation
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KEY TERMS
Copyright 2005, McGraw-Hill/Irwin, Inc. 3-41
Real World Cases
Real World Case 1 Progressive Insurance andUniFirst Corp: The Case for Mobile Computing Systems
Click to go toCase 1
Real World Case 2 Delta and Northwest Airlines: The Business Value of Customer Self-Service Kiosks
Click to go toCase 2
Optional Case StudiesOptional Case Studies
Real World Case 3 Nappi Distributors and Old Dominion Freight Line: The Business Value of Wireless HandheldsReal World Case 4 Wisconsin Physicians Service and Winnebago: Moving to Linux on the Mainframe
Click to go toCase 3
Click to go toCase 4
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Copyright 2005, McGraw-Hill/Irwin, Inc. 3-42
Real World Cases
Computer Software
Chapter 4
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KEY TERMS
Copyright 2005, McGraw-Hill/Irwin, Inc. 3-43
Real World Cases
Progressive Insurance andProgressive Insurance andUniFirst Corp: The Case for UniFirst Corp: The Case for Mobile Computing SystemsMobile Computing Systems
1-1- What are the business What are the business benefits and limitations benefits and limitations of Progressive’s IRV of Progressive’s IRV system and the system and the UniFirst PDA UniFirst PDA system? system?
Return toCases Page
Return toChapter 3
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Copyright 2005, McGraw-Hill/Irwin, Inc. 3-44
Real World Cases
Progressive Insurance andProgressive Insurance andUniFirst Corp: The Case for UniFirst Corp: The Case for Mobile Computing SystemsMobile Computing Systems
Benefits would include:
• A competitive edge in providing fast claims service.
• Improved customer relations.
• More productive claims reps.
• Claims settled in less time.
Progressive’s IRV systemProgressive’s IRV system
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KEY TERMS
Copyright 2005, McGraw-Hill/Irwin, Inc. 3-45
Real World Cases
Progressive Insurance andProgressive Insurance andUniFirst Corp: The Case for UniFirst Corp: The Case for Mobile Computing SystemsMobile Computing Systems
Limitations would include:• All necessary information to
settle the claim may not be available to the claims reps and settlements may be incorrect.
• Reduced data verification by company supervisory staff may lead to a higher error occurrence of incorrect claims settlements.
Progressive’s IRV systemProgressive’s IRV system
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KEY TERMS
Copyright 2005, McGraw-Hill/Irwin, Inc. 3-46
Real World Cases
Progressive Insurance andProgressive Insurance andUniFirst Corp: The Case for UniFirst Corp: The Case for Mobile Computing SystemsMobile Computing Systems
Benefits would include:• Information provided to field
sales professionals to support their sales and service activities in real time.
• Information provided to sales professionals in the field to assist in follow-ups.
• Lower costs
UniFirst PDA systemUniFirst PDA system
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KEY TERMS
Copyright 2005, McGraw-Hill/Irwin, Inc. 3-47
Real World Cases
Progressive Insurance andProgressive Insurance andUniFirst Corp: The Case for UniFirst Corp: The Case for Mobile Computing SystemsMobile Computing Systems
Benefits would include:• Increased revenues.• Reduction of number of
employees – data entry.• Reduction in past-due invoices.• Managers can create calendars,
prioritize accounts and help the reps sell.
UniFirst PDA systemUniFirst PDA system
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KEY TERMS
Copyright 2005, McGraw-Hill/Irwin, Inc. 3-48
Real World Cases
Progressive Insurance andProgressive Insurance andUniFirst Corp: The Case for UniFirst Corp: The Case for Mobile Computing SystemsMobile Computing Systems
Limitations would include:• PDA technology must be used by
“people who often shun the stuff.”• Verification of input data is lost by
the elimination of data input employees. Sales reps are responsible for data input accuracy.
• IT improvements limited to the business processes and have not been made to differentiate UniFirst from competition.
UniFirst PDA systemUniFirst PDA system
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KEY TERMS
Copyright 2005, McGraw-Hill/Irwin, Inc. 3-49
Real World Cases
Progressive Insurance andProgressive Insurance andUniFirst Corp: The Case for UniFirst Corp: The Case for Mobile Computing SystemsMobile Computing Systems
2-2- What computer system What computer system technologies could technologies could Progressive add to Progressive add to improve the business improve the business value of their IRV value of their IRV program? Why? program? Why?
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KEY TERMS
Copyright 2005, McGraw-Hill/Irwin, Inc. 3-50
Real World Cases
Progressive Insurance andProgressive Insurance andUniFirst Corp: The Case for UniFirst Corp: The Case for Mobile Computing SystemsMobile Computing Systems
Limitations would include:• PDA technology must be used by
“people who often shun the stuff.”• Verification of input data is lost by
the elimination of data input employees. Sales reps are responsible for data input accuracy.
• IT improvements limited to the business processes and have not been made to differentiate UniFirst from competition.
Discussion Points Include:Discussion Points Include:
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KEY TERMS
Copyright 2005, McGraw-Hill/Irwin, Inc. 3-51
Real World Cases
Progressive Insurance andProgressive Insurance andUniFirst Corp: The Case for UniFirst Corp: The Case for Mobile Computing SystemsMobile Computing Systems
3-3- Should UniFirst switch Should UniFirst switch from PDA’s to laptop from PDA’s to laptop PCs or tablet PCs? Why PCs or tablet PCs? Why or why not? Checkout or why not? Checkout websites like websites like www.cnet.com or www.cnet.com or www.pcworld.com for the www.pcworld.com for the latest product reviews to latest product reviews to help you answer.help you answer.
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Copyright 2005, McGraw-Hill/Irwin, Inc. 3-52
Real World Cases
Progressive Insurance andProgressive Insurance andUniFirst Corp: The Case for UniFirst Corp: The Case for Mobile Computing SystemsMobile Computing Systems
• Cost savings vs. cost of a change to a different technology.
• Anticipated improvement in revenues.
Discussion Points Include:Discussion Points Include:
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KEY TERMS
Copyright 2005, McGraw-Hill/Irwin, Inc. 3-53
Real World Cases
Progressive Insurance andProgressive Insurance andUniFirst Corp: The Case for UniFirst Corp: The Case for Mobile Computing SystemsMobile Computing Systems
• Cost savings vs. cost of a change to a different technology.
• Anticipated improvement in revenues.
• Improved customer relations.
Discussion Points Include:Discussion Points Include:
Return toCases Page
Return toChapter 3
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KEY TERMS
Copyright 2005, McGraw-Hill/Irwin, Inc. 3-54
Real World Cases
Delta and NorthwestDelta and NorthwestAirlines: The Business Value of Airlines: The Business Value of Customer Self-Service KiosksCustomer Self-Service Kiosks
1-1- What computer system What computer system technologies and technologies and functions are included in functions are included in self-service kiosks? What self-service kiosks? What other technologies should other technologies should be provided? Why? Visit be provided? Why? Visit the Kinetics USA the Kinetics USA website for more website for more details.details.
Return toCases Page
Return toChapter 3
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KEY TERMS
Copyright 2005, McGraw-Hill/Irwin, Inc. 3-55
Real World Cases
Delta and NorthwestDelta and NorthwestAirlines: The Business Value of Airlines: The Business Value of Customer Self-Service KiosksCustomer Self-Service Kiosks
• Special-purpose microcomputer terminals.
• Video touch screens• High speed thermal printer• Magnetic stripe card reader
Items to Discuss Include:Items to Discuss Include:
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KEY TERMS
Copyright 2005, McGraw-Hill/Irwin, Inc. 3-56
Real World Cases
Delta and NorthwestDelta and NorthwestAirlines: The Business Value of Airlines: The Business Value of Customer Self-Service KiosksCustomer Self-Service Kiosks
2-2- What is the customer value What is the customer value of self-service kiosks for of self-service kiosks for airline check-in? What airline check-in? What other services should be other services should be provided? Take the Delta provided? Take the Delta demo tour of check-in at demo tour of check-in at www.delta.com/travel/trav_swww.delta.com/travel/trav_serv/kiosk to help you erv/kiosk to help you answer.answer.
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KEY TERMS
Copyright 2005, McGraw-Hill/Irwin, Inc. 3-57
Real World Cases
Delta and NorthwestDelta and NorthwestAirlines: The Business Value of Airlines: The Business Value of Customer Self-Service KiosksCustomer Self-Service Kiosks
• Reduced customer waiting time
• Customer relationship is improved.
• Costs reduced or minimized by the reduction of employee cost of handling routine procedures for travelers.
Discussion Points Include:Discussion Points Include:
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Real World Cases
Delta and NorthwestDelta and NorthwestAirlines: The Business Value of Airlines: The Business Value of Customer Self-Service KiosksCustomer Self-Service Kiosks
3-3- What is the business What is the business value of self-service value of self-service kiosks in the airline kiosks in the airline industry? Do self-industry? Do self-service kiosks give service kiosks give airlines a competitive airlines a competitive advantage? Why or advantage? Why or why not?why not?
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Real World Cases
Delta and NorthwestDelta and NorthwestAirlines: The Business Value of Airlines: The Business Value of Customer Self-Service KiosksCustomer Self-Service Kiosks
• Reduces costs or at least reduces the increase in cost.
• Improves customer relations by making check-in and subsequent activities are easy as possible.
• Reduces the waiting time for customers that increase after Sept. 11.
Points About Business Value:Points About Business Value:
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Real World Cases
Delta and NorthwestDelta and NorthwestAirlines: The Business Value of Airlines: The Business Value of Customer Self-Service KiosksCustomer Self-Service Kiosks
• Self-service kiosks maintain industry competitiveness.
• Enhancement of the services available through self-service kiosks increases an airlines competitive advantage by improving customer relations.
Points About Competitive Advantage:Points About Competitive Advantage:
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Real World Cases
Delta and NorthwestDelta and NorthwestAirlines: The Business Value of Airlines: The Business Value of Customer Self-Service KiosksCustomer Self-Service Kiosks
• The need to continuously improve and streamline traveler check-in activities, especially after Sept. 11, is a factor in a highly competitive industry.
Points About Competitive Advantage:Points About Competitive Advantage:
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Copyright 2005, McGraw-Hill/Irwin, Inc. 3-62
Real World Cases
Delta and NorthwestDelta and NorthwestAirlines: The Business Value of Airlines: The Business Value of Customer Self-Service KiosksCustomer Self-Service Kiosks
• The need to continuously improve and streamline traveler check-in activities, especially after Sept. 11, is a factor in a highly competitive industry.
• A reduction of costs or a reduction in the increase in costs in a highly competitive industry is critical.
Points About Competitive Advantage:Points About Competitive Advantage:
Return toCases Page
Return toChapter 3
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Real World Cases
Nappi Distributors and Nappi Distributors and Old Dominion Freight Line:Old Dominion Freight Line:
The Business Value of Wireless The Business Value of Wireless HandheldsHandhelds
1-1- What are the business What are the business benefits and limitations of benefits and limitations of the use of wireless handheld the use of wireless handheld computers by Nappi computers by Nappi Distributors? How could Distributors? How could their mobile sales their mobile sales application be application be improved? Defend improved? Defend your proposals.your proposals. Return to
Cases Page
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Real World Cases
Nappi Distributors and Nappi Distributors and Old Dominion Freight Line:Old Dominion Freight Line:
The Business Value of Wireless The Business Value of Wireless HandheldsHandhelds
BenefitsBenefits – – • Reduced waiting time for sales
reps• Reduced time to process an
order.• Reduction in employee costs or
number of employees required to input sales orders.
Discussion Points Include:Discussion Points Include:
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Real World Cases
Nappi Distributors and Nappi Distributors and Old Dominion Freight Line:Old Dominion Freight Line:
The Business Value of Wireless The Business Value of Wireless HandheldsHandhelds
LimitationsLimitations – – • Interference from radar
sites in the area.• Upgrade of system to
include new features is more difficult to learn.
• Transmission speed is slow.
Discussion Points Include:Discussion Points Include:
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Real World Cases
Nappi Distributors and Nappi Distributors and Old Dominion Freight Line:Old Dominion Freight Line:
The Business Value of Wireless The Business Value of Wireless HandheldsHandhelds
• Speech recognition to reduce keying in of orders.
• Table PCs• Touch screen technology• PDAs
Improvement in Mobile Sales Improvement in Mobile Sales Application Includes:Application Includes:
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Copyright 2005, McGraw-Hill/Irwin, Inc. 3-67
Real World Cases
Nappi Distributors and Nappi Distributors and Old Dominion Freight Line:Old Dominion Freight Line:
The Business Value of Wireless The Business Value of Wireless HandheldsHandhelds
2-2- What are the business benefits What are the business benefits and limitations of the use of and limitations of the use of wireless handheld computers wireless handheld computers by Old Dominion Freight by Old Dominion Freight Lines? How could their Lines? How could their mobile freight management mobile freight management application be improved? application be improved? Defend your proposals.Defend your proposals.
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Real World Cases
Nappi Distributors and Nappi Distributors and Old Dominion Freight Line:Old Dominion Freight Line:
The Business Value of Wireless The Business Value of Wireless HandheldsHandhelds
BenefitsBenefits – – • Increased customer
satisfaction.• Improved driver efficiency.• Reduction in loading errors.• More stops per day.• Improved accountability by
drivers.
Discussion Points Include:Discussion Points Include:
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Copyright 2005, McGraw-Hill/Irwin, Inc. 3-69
Real World Cases
Nappi Distributors and Nappi Distributors and Old Dominion Freight Line:Old Dominion Freight Line:
The Business Value of Wireless The Business Value of Wireless HandheldsHandhelds
LimitationsLimitations – – • Requires better trained drivers.• Charges by character requires
communications be brief.• Dependent upon a network of
wireless service providers. System failure causes company delivery service to be delayed.
Discussion Points Include:Discussion Points Include:
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Copyright 2005, McGraw-Hill/Irwin, Inc. 3-70
Real World Cases
Nappi Distributors and Nappi Distributors and Old Dominion Freight Line:Old Dominion Freight Line:
The Business Value of Wireless The Business Value of Wireless HandheldsHandhelds
• Speech recognition to reduce keying in of orders.
• Optical scanning wands.
Improvements in the mobile Improvements in the mobile freight management application freight management application could include:could include:
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Real World Cases
Nappi Distributors and Nappi Distributors and Old Dominion Freight Line:Old Dominion Freight Line:
The Business Value of Wireless The Business Value of Wireless HandheldsHandhelds
3-3- Would you recommend Would you recommend the use of wireless laptop the use of wireless laptop or tablet PCs to either or tablet PCs to either Nappi or Old Dominion? Nappi or Old Dominion? Why or why not? Visit Why or why not? Visit the Symbol Technologies the Symbol Technologies website to help you website to help you answer.answer.
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Real World Cases
Nappi Distributors and Nappi Distributors and Old Dominion Freight Line:Old Dominion Freight Line:
The Business Value of Wireless The Business Value of Wireless HandheldsHandhelds
• Duties required to employees – sales reps and drivers.
• Nature of packaging for products and the easy with which certain input devices could be used to improve efficiency by the employee.
Discussion should include:Discussion should include:
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Real World Cases
Nappi Distributors and Nappi Distributors and Old Dominion Freight Line:Old Dominion Freight Line:
The Business Value of Wireless The Business Value of Wireless HandheldsHandhelds
• The benefit to the company in terms of customer relations.
Discussion should include:Discussion should include:
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Real World Cases
Nappi Distributors and Nappi Distributors and Old Dominion Freight Line:Old Dominion Freight Line:
The Business Value of Wireless The Business Value of Wireless HandheldsHandhelds
• The benefit to the company in terms of customer relations.
• The cost savings to the company.
Discussion should include:Discussion should include:
Return toCases Page
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Copyright 2005, McGraw-Hill/Irwin, Inc. 3-75
Real World Cases
Wisconsin PhysiciansWisconsin PhysiciansService and Winnebago: MovingService and Winnebago: Moving
to Linux on the Mainframeto Linux on the Mainframe
Return toCases Page
1-1- How can a mainframe How can a mainframe use Linux to replace the use Linux to replace the equivalent of hundreds equivalent of hundreds of Unix or Windows of Unix or Windows servers?servers?
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Real World Cases
Wisconsin PhysiciansWisconsin PhysiciansService and Winnebago: MovingService and Winnebago: Moving
to Linux on the Mainframeto Linux on the Mainframe
Server consolidation –Server consolidation – replacing dozens or even hundreds of separate Intel-based Linux or Windows servers with a partition on the mainframe that dedicates a single processor, memory and other system sources to running Linux.
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Real World Cases
Wisconsin PhysiciansWisconsin PhysiciansService and Winnebago: MovingService and Winnebago: Moving
to Linux on the Mainframeto Linux on the Mainframe
2-2- What are the business What are the business benefits and challenges of benefits and challenges of using Linux on a using Linux on a mainframe to replace mainframe to replace Windows or Unix servers? Windows or Unix servers? Use WPS and Winnebago Use WPS and Winnebago to illustrate your answer.to illustrate your answer.
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Real World Cases
Wisconsin PhysiciansWisconsin PhysiciansService and Winnebago: MovingService and Winnebago: Moving
to Linux on the Mainframeto Linux on the Mainframe• WPS move to Linux on the mainframe• To leverage the mainframe’s reliability• To keep support costs low • WPS created a virtual Linux Server
running on one 250-MIPS processor available within an IBM mainframe
• Costs were only 40% of that for ordering, installing and configuring a new Intel-based server
• Virtual servers can be created within 2 to 3 minutes and deliver as much as 9 times the throughput of a stand-alone server
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Copyright 2005, McGraw-Hill/Irwin, Inc. 3-79
Real World Cases
Wisconsin PhysiciansWisconsin PhysiciansService and Winnebago: MovingService and Winnebago: Moving
to Linux on the Mainframeto Linux on the Mainframe• Winnebago implemented a
groupware application for Linux on an IBM mainframe
• Windows NT servers had to be rebooted weekly in an effort to improve their stability
• On the mainframe, everything is geared to run 24/7
• It was more cost-effective to use part of his existing mainframe capacity and his staff’s mainframe skills to run its Linux-based e-mail system
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Real World Cases
Wisconsin PhysiciansWisconsin PhysiciansService and Winnebago: MovingService and Winnebago: Moving
to Linux on the Mainframeto Linux on the Mainframe
3-3- What business What business applications are best applications are best suited to servers? suited to servers? To mainframes? To mainframes? Explain your Explain your reasoning. reasoning.
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Real World Cases
Wisconsin PhysiciansWisconsin PhysiciansService and Winnebago: MovingService and Winnebago: Moving
to Linux on the Mainframeto Linux on the MainframeServers –Servers – Windows application since they don’t run on Linux and applications that have complex graphical user interfaces or that perform complicated data analysis can use so much processing power that it’s more cost-effective to keep running them on stand-along servers. Users have also been reluctant to move complex applications such as SAP R/3, which can take years to implement on distributed servers, onto a new environment.
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Real World Cases
Wisconsin PhysiciansWisconsin PhysiciansService and Winnebago: MovingService and Winnebago: Moving
to Linux on the Mainframeto Linux on the Mainframe
Mainframes –Mainframes – Some of the best candidates for consolidation are infrastructure applications such as file and print services, e-mail, domain name servers and Web servers. Return to
Cases Page
