the world of computers
DESCRIPTION
The World of Computers. Chapter 1. For Cyberphobia. Computer Competency. Input Output Hardware Software Programs. Computer Usage. Information Systems Personal Computing Word Processing Desktop Publishing Spreadsheet Database Graphics Communications. Computer’s Strengths. - PowerPoint PPT PresentationTRANSCRIPT
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Copyright Prentice-Hall, Inc. 1998 1-1
The World of ComputersThe World of Computers
Chapter 1Chapter 1
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Copyright Prentice-Hall, Inc. 1998 1-2
For CyberphobiaFor Cyberphobia
InputInputOutputOutputHardwareHardwareSoftwareSoftwareProgramsPrograms
Computer CompetencyComputer Competency
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Copyright Prentice-Hall, Inc. 1998 1-3
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Copyright Prentice-Hall, Inc. 1998 1-4
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Copyright Prentice-Hall, Inc. 1998 1-5
Computer UsageComputer Usage Information SystemsInformation Systems Personal ComputingPersonal Computing
Word ProcessingWord Processing Desktop PublishingDesktop Publishing SpreadsheetSpreadsheet DatabaseDatabase GraphicsGraphics CommunicationsCommunications
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Computer’s StrengthsComputer’s Strengths SpeedSpeed AccuracyAccuracy ConsistencyConsistency ReliabilityReliability Memory CapabilityMemory Capability
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Copyright Prentice-Hall, Inc. 1998 1-7
Supermarket computingPoint of sale (POS) terminals
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Copyright Prentice-Hall, Inc. 1998 1-8
Computer UsageComputer Usage CommunicationCommunication Science, Research, & EngineeringScience, Research, & Engineering Education & ReferenceEducation & Reference Computer-Aided DesignComputer-Aided Design Entertainment & EdutainmentEntertainment & Edutainment
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Copyright Prentice-Hall, Inc. 1998 1-9
Powerful graphics software
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Copyright Prentice-Hall, Inc. 1998 1-10
Computer graphics to model lighting effects
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Copyright Prentice-Hall, Inc. 1998 1-11
Research tools
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Copyright Prentice-Hall, Inc. 1998 1-12
NASA computer use for simulations
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Copyright Prentice-Hall, Inc. 1998 1-13
Computers as diagnostic and monitoring tools
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Copyright Prentice-Hall, Inc. 1998 1-14
Multimedia presentations for recordingtext, video and audio (courtroom depositions)
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Copyright Prentice-Hall, Inc. 1998 1-15
Computers as recreational devices
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The Computer RevolutionThe Computer RevolutionPersonal ComputersPersonal ComputersPCsPCse-maile-mailBBSsBBSsN I I N I I Information Information SuperhighwaySuperhighway
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The Computer RevolutionThe Computer Revolution
DataData
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Copyright Prentice-Hall, Inc. 1998 1-18
The Computer RevolutionThe Computer Revolution
DataData InformationInformation
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Copyright Prentice-Hall, Inc. 1998 1-19
The Computer RevolutionThe Computer Revolution
DataData InformationInformation
RecordRecord
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Copyright Prentice-Hall, Inc. 1998 1-20
The Computer RevolutionThe Computer Revolution
DataData InformationInformation
RecordRecord MasterMasterFileFile
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Copyright Prentice-Hall, Inc. 1998 1-21
Early mass production in the auto industry
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Copyright Prentice-Hall, Inc. 1998 1-22
Modern mass production methods in theauto industry using computer-driven automation
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Copyright Prentice-Hall, Inc. 1998 1-23
Computerized maps using GPS technology
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Copyright Prentice-Hall, Inc. 1998 1-24
Networking: Networking: The Global VillageThe Global Village
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Copyright Prentice-Hall, Inc. 1998 1-25
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Copyright Prentice-Hall, Inc. 1998 1-26
The Internet & Going On-lineThe Internet & Going On-line
The NetThe NetInformation ServicesInformation Services
Offline / Online OperationOffline / Online OperationDownload / Upload CapabilitiesDownload / Upload Capabilities
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Copyright Prentice-Hall, Inc. 1998 1-27
Electronic Commerce
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Copyright Prentice-Hall, Inc. 1998 1-28
AOL Channels
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Copyright Prentice-Hall, Inc. 1998 1-29
Computer SystemsComputer SystemsPersonal ComputerPersonal Computer
WorkstationWorkstation
Midsize MainframeMidsize Mainframe
MainframeMainframe
SupercomputerSupercomputer
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Copyright Prentice-Hall, Inc. 1998 1-30
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Copyright Prentice-Hall, Inc. 1998 1-31
MicrocomputersMicrocomputers Pocket PCsPocket PCs Laptop PCsLaptop PCs Desktop PCsDesktop PCs Peripherals Peripherals PDAsPDAs Multimedia Multimedia WorkstationsWorkstations
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Copyright Prentice-Hall, Inc. 1998 1-32
Palmtop computers
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Copyright Prentice-Hall, Inc. 1998 1-33
Personal Digital Assistant (PDA)handheld computer for note taking
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Executive daytimer with pen input device
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Copyright Prentice-Hall, Inc. 1998 1-35
Laptop computing by a real estate agent
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Copyright Prentice-Hall, Inc. 1998 1-36
Docking station for portability and flexibility
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Copyright Prentice-Hall, Inc. 1998 1-37
Home computing
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Copyright Prentice-Hall, Inc. 1998 1-38
Workstation (software retrieval only as needed)
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Copyright Prentice-Hall, Inc. 1998 1-39
Mainframe ComputersMainframe Computers Enterprise-wide SystemsEnterprise-wide Systems
Host ComputerHost Computer VDT or TerminalVDT or Terminal Input/Output-Bound ApplicationsInput/Output-Bound Applications
MinicomputersMinicomputers SupercomputersSupercomputers
Processor-Bound ApplicationsProcessor-Bound Applications
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Copyright Prentice-Hall, Inc. 1998 1-40
Networked environment for business computing
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Copyright Prentice-Hall, Inc. 1998 1-41
Computer Aided Design (CAD)
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Copyright Prentice-Hall, Inc. 1998 1-42
Mainframe computing
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Copyright Prentice-Hall, Inc. 1998 1-43
Super computing (Cray T3E-900)(1 trillion operations per second)
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Supercomputer simulation of impact oftitanium golf club head and ball
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Basic ComputereseBasic ComputereseProcessorProcessor
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Basic ComputereseBasic ComputereseProcessorProcessorComputer SystemComputer System
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Basic ComputereseBasic ComputereseProcessorProcessorComputer SystemComputer SystemMonitor (Soft Copy)Monitor (Soft Copy)
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Basic ComputereseBasic ComputereseProcessorProcessorComputer SystemComputer SystemMonitor (Soft Copy)Monitor (Soft Copy)Printer (Hard Copy)Printer (Hard Copy)
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Basic ComputereseBasic ComputereseProcessorProcessorComputer SystemComputer SystemMonitor (Soft Copy)Monitor (Soft Copy)Printer (Hard Copy)Printer (Hard Copy)KeyboardKeyboard
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Copyright Prentice-Hall, Inc. 1998 1-50
Basic ComputereseBasic ComputereseProcessorProcessorComputer SystemComputer SystemMonitor (Soft Copy)Monitor (Soft Copy)Printer (Hard Copy)Printer (Hard Copy)KeyboardKeyboardMouseMouse
UNFAIR!
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Copyright Prentice-Hall, Inc. 1998 1-51
Basic ComputereseBasic ComputereseProcessorProcessorComputer SystemComputer SystemMonitor (Soft Copy)Monitor (Soft Copy)Printer (Hard Copy)Printer (Hard Copy)KeyboardKeyboardMouseMouseChipsChips
RAMRAMIntegrated CircuitsIntegrated Circuits
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Specialized multimedia and communication devices
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Copyright Prentice-Hall, Inc. 1998 1-53
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Computers can....Computers can.... Input/Output OperationsInput/Output Operations Processing OperationsProcessing Operations
Computational OperationsComputational Operations PAY = HOURS_WORKED * PAY_RATEPAY = HOURS_WORKED * PAY_RATE
Logic OperationsLogic OperationsIF HOURS_WORKED > 40 THEN PAY_OVERTIMEIF HOURS_WORKED > 40 THEN PAY_OVERTIME
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Copyright Prentice-Hall, Inc. 1998 1-55
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Copyright Prentice-Hall, Inc. 1998 1-56
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Summary Summary DiscussionDiscussion
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Coming Coming Next:Next:
Inside the
ComputerChapter Chapter 22