the world of computers
Post on 19-Mar-2016
36 Views
Preview:
DESCRIPTION
TRANSCRIPT
Copyright Prentice-Hall, Inc. 1998 1-1
The World of ComputersThe World of Computers
Chapter 1Chapter 1
Copyright Prentice-Hall, Inc. 1998 1-2
For CyberphobiaFor Cyberphobia
InputInputOutputOutputHardwareHardwareSoftwareSoftwareProgramsPrograms
Computer CompetencyComputer Competency
Copyright Prentice-Hall, Inc. 1998 1-3
Copyright Prentice-Hall, Inc. 1998 1-4
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
Copyright Prentice-Hall, Inc. 1998 1-6
Computer’s StrengthsComputer’s Strengths SpeedSpeed AccuracyAccuracy ConsistencyConsistency ReliabilityReliability Memory CapabilityMemory Capability
Copyright Prentice-Hall, Inc. 1998 1-7
Supermarket computingPoint of sale (POS) terminals
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
Copyright Prentice-Hall, Inc. 1998 1-9
Powerful graphics software
Copyright Prentice-Hall, Inc. 1998 1-10
Computer graphics to model lighting effects
Copyright Prentice-Hall, Inc. 1998 1-11
Research tools
Copyright Prentice-Hall, Inc. 1998 1-12
NASA computer use for simulations
Copyright Prentice-Hall, Inc. 1998 1-13
Computers as diagnostic and monitoring tools
Copyright Prentice-Hall, Inc. 1998 1-14
Multimedia presentations for recordingtext, video and audio (courtroom depositions)
Copyright Prentice-Hall, Inc. 1998 1-15
Computers as recreational devices
Copyright Prentice-Hall, Inc. 1998 1-16
The Computer RevolutionThe Computer RevolutionPersonal ComputersPersonal ComputersPCsPCse-maile-mailBBSsBBSsN I I N I I Information Information SuperhighwaySuperhighway
Copyright Prentice-Hall, Inc. 1998 1-17
The Computer RevolutionThe Computer Revolution
DataData
Copyright Prentice-Hall, Inc. 1998 1-18
The Computer RevolutionThe Computer Revolution
DataData InformationInformation
Copyright Prentice-Hall, Inc. 1998 1-19
The Computer RevolutionThe Computer Revolution
DataData InformationInformation
RecordRecord
Copyright Prentice-Hall, Inc. 1998 1-20
The Computer RevolutionThe Computer Revolution
DataData InformationInformation
RecordRecord MasterMasterFileFile
Copyright Prentice-Hall, Inc. 1998 1-21
Early mass production in the auto industry
Copyright Prentice-Hall, Inc. 1998 1-22
Modern mass production methods in theauto industry using computer-driven automation
Copyright Prentice-Hall, Inc. 1998 1-23
Computerized maps using GPS technology
Copyright Prentice-Hall, Inc. 1998 1-24
Networking: Networking: The Global VillageThe Global Village
Copyright Prentice-Hall, Inc. 1998 1-25
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
Copyright Prentice-Hall, Inc. 1998 1-27
Electronic Commerce
Copyright Prentice-Hall, Inc. 1998 1-28
AOL Channels
Copyright Prentice-Hall, Inc. 1998 1-29
Computer SystemsComputer SystemsPersonal ComputerPersonal Computer
WorkstationWorkstation
Midsize MainframeMidsize Mainframe
MainframeMainframe
SupercomputerSupercomputer
Copyright Prentice-Hall, Inc. 1998 1-30
Copyright Prentice-Hall, Inc. 1998 1-31
MicrocomputersMicrocomputers Pocket PCsPocket PCs Laptop PCsLaptop PCs Desktop PCsDesktop PCs Peripherals Peripherals PDAsPDAs Multimedia Multimedia WorkstationsWorkstations
Copyright Prentice-Hall, Inc. 1998 1-32
Palmtop computers
Copyright Prentice-Hall, Inc. 1998 1-33
Personal Digital Assistant (PDA)handheld computer for note taking
Copyright Prentice-Hall, Inc. 1998 1-34
Executive daytimer with pen input device
Copyright Prentice-Hall, Inc. 1998 1-35
Laptop computing by a real estate agent
Copyright Prentice-Hall, Inc. 1998 1-36
Docking station for portability and flexibility
Copyright Prentice-Hall, Inc. 1998 1-37
Home computing
Copyright Prentice-Hall, Inc. 1998 1-38
Workstation (software retrieval only as needed)
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
Copyright Prentice-Hall, Inc. 1998 1-40
Networked environment for business computing
Copyright Prentice-Hall, Inc. 1998 1-41
Computer Aided Design (CAD)
Copyright Prentice-Hall, Inc. 1998 1-42
Mainframe computing
Copyright Prentice-Hall, Inc. 1998 1-43
Super computing (Cray T3E-900)(1 trillion operations per second)
Copyright Prentice-Hall, Inc. 1998 1-44
Supercomputer simulation of impact oftitanium golf club head and ball
Copyright Prentice-Hall, Inc. 1998 1-45
Basic ComputereseBasic ComputereseProcessorProcessor
Copyright Prentice-Hall, Inc. 1998 1-46
Basic ComputereseBasic ComputereseProcessorProcessorComputer SystemComputer System
Copyright Prentice-Hall, Inc. 1998 1-47
Basic ComputereseBasic ComputereseProcessorProcessorComputer SystemComputer SystemMonitor (Soft Copy)Monitor (Soft Copy)
Copyright Prentice-Hall, Inc. 1998 1-48
Basic ComputereseBasic ComputereseProcessorProcessorComputer SystemComputer SystemMonitor (Soft Copy)Monitor (Soft Copy)Printer (Hard Copy)Printer (Hard Copy)
Copyright Prentice-Hall, Inc. 1998 1-49
Basic ComputereseBasic ComputereseProcessorProcessorComputer SystemComputer SystemMonitor (Soft Copy)Monitor (Soft Copy)Printer (Hard Copy)Printer (Hard Copy)KeyboardKeyboard
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!
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
Copyright Prentice-Hall, Inc. 1998 1-52
Specialized multimedia and communication devices
Copyright Prentice-Hall, Inc. 1998 1-53
Copyright Prentice-Hall, Inc. 1998 1-54
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
Copyright Prentice-Hall, Inc. 1998 1-55
Copyright Prentice-Hall, Inc. 1998 1-56
Copyright Prentice-Hall, Inc. 1998 1-57
Summary Summary DiscussionDiscussion
Copyright Prentice-Hall, Inc. 1998 1-58
Coming Coming Next:Next:
Inside the
ComputerChapter Chapter 22
top related