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Field Study:Field Study:Basics of Hardware and SoftwareBasics of Hardware and Software
Input/Output (I/O) DevicesInput/Output (I/O) Devices
Patrick BautistaPatrick BautistaJoseph BeltonJoseph BeltonRyan LoughlinRyan LoughlinRaul RodriguezRaul Rodriguez
Professor Fang FangProfessor Fang FangFebruary 8February 8thth, 2007, 2007
In this presentation we will…..In this presentation we will…..
Explain how I/O devices function inside a Explain how I/O devices function inside a computer systemcomputer systemIdentify the spectrum in which I/O devices Identify the spectrum in which I/O devices can affect a computer’s performancecan affect a computer’s performanceList I/O devices most major brands and List I/O devices most major brands and their equivalent costs.their equivalent costs.Make recommendations to an array of Make recommendations to an array of users that will help make their life easier users that will help make their life easier and more convenient and more convenient
How the products work and How the products work and function in a computer system.function in a computer system.
Input Devices:Input Devices:KeyboardKeyboard
MouseMouse
ScannerScanner
Digital cameraDigital camera
JoystickJoystick
MicrophoneMicrophone
WebcamWebcam
XboxXbox
A hardware device A hardware device that sends information that sends information into the CPU. Without into the CPU. Without any input devices a any input devices a computer would computer would simply be a display simply be a display device and not allow device and not allow users to interact with users to interact with it, much like a TV. it, much like a TV.
Output Devices:Output Devices:Monitor Monitor
PrinterPrinter
Speakers Speakers
Sound cardSound card
Video cardVideo card
Any peripheral that Any peripheral that receives and/or receives and/or displays output from a displays output from a computercomputer. .
Components with a Components with a MajorMajor Affect on Affect on Computer PerformanceComputer Performance
Video Displays - Video Displays -
MonitorsMonitors
CRT - Cathode Ray CRT - Cathode Ray Tube Tube
LCD - Liquid Crystal LCD - Liquid Crystal Display Display
Factors that Affect Computer Factors that Affect Computer PerformancePerformance
Viewing SizeViewing Size
Dot Pitch / Pixel PitchDot Pitch / Pixel Pitch
Optimal ResolutionOptimal Resolution
Main MemoryMain Memory
Special Memory (Video Card)Special Memory (Video Card)
Components with a Components with a MinorMinor Affect on Affect on Computer PerformanceComputer Performance
PrinterPrinter
ScannerScanner
KeyboardKeyboardGaming KeyboardGaming Keyboard
MouseMouse Optical MouseOptical Mouse
Laser MouseLaser Mouse
Hardware ProvidersHardware Providers
Types of ProvidersTypes of Providers
General wholesalers and retailersGeneral wholesalers and retailers Sell other manufacturer’s productsSell other manufacturer’s products May use partnerships or strategic alliancesMay use partnerships or strategic alliances
Major players include:Major players include: CDW CDW ((www.cdw.comwww.cdw.com)) Comp USA Comp USA (www.compusa.com)(www.compusa.com) Fry’s Fry’s (www.frys.com) (www.frys.com) Best Buy Best Buy (www.bestbuy.com)(www.bestbuy.com) Circuit City Circuit City ((www.circuitcity.comwww.circuitcity.com)) Office Depot Office Depot ((www.officedepot.comwww.officedepot.com)) Staples Staples (www.staples.com)(www.staples.com)
Types of Providers, cont.Types of Providers, cont.
Specific brand providersSpecific brand providers Generally market their own productsGenerally market their own products May provide other brand products through May provide other brand products through
partnerships or strategic alliancespartnerships or strategic alliancesMajor players include:Major players include: IBM IBM (www.ibm.com)(www.ibm.com) Dell Dell (www.dell.com)(www.dell.com) HP HP (www.hp.com)(www.hp.com) Many, many more specific to the device type Many, many more specific to the device type
(see following slides)(see following slides)
Input DevicesInput Devices
Types, Prices, BrandsTypes, Prices, Brands
and Featuresand Features
Mouse Prices and BrandsMouse Prices and Brands
Prices range from $10 to $100Prices range from $10 to $100Features include:Features include:
Standard or mini (notebook) sizeStandard or mini (notebook) size Up to six buttonsUp to six buttons With or without wheelWith or without wheel Wired, wired retractable or wirelessWired, wired retractable or wireless Optical or laserOptical or laser
Brands include:Brands include: KensingtonKensington LogitechLogitech MicrosoftMicrosoft TargusTargus Micro InnovationsMicro Innovations IO GearIO Gear
Keyboard Prices and BrandsKeyboard Prices and Brands
Prices range from $10 to $200Prices range from $10 to $200Features include:Features include:
Wired or wirelessWired or wireless IlluminatedIlluminated Media pad functionality with mini-LCDMedia pad functionality with mini-LCD Dockable or Universal Serial Bus (USB) connectionDockable or Universal Serial Bus (USB) connection
Brands include:Brands include: MicrosoftMicrosoft Micro InnovationsMicro Innovations KensingtonKensington LogitechLogitech MaceMace Grandtec USAGrandtec USA
Scanner Prices and BrandsScanner Prices and Brands
Prices range from $80 to $1800Prices range from $80 to $1800Features include:Features include:
Monochrome or colorMonochrome or color Sheet or flatbedSheet or flatbed Stationary or mobileStationary or mobile Various resolution and speed capabilitiesVarious resolution and speed capabilities All-in-one functionality (printer, scanner and/or fax)All-in-one functionality (printer, scanner and/or fax)
Brands include:Brands include: VisioneerVisioneer HPHP EpsonEpson IRISIRIS CanonCanon CardScanCardScan
Webcam Prices and BrandsWebcam Prices and Brands
Prices range from $16 to $355Prices range from $16 to $355Features include:Features include:
Monochrome or colorMonochrome or color VGA or USB connectionVGA or USB connection Various resolution capabilitiesVarious resolution capabilities Remote-motion sensingRemote-motion sensing
Brands include:Brands include: LogitechLogitech Creative LabsCreative Labs Micro InnovationsMicro Innovations MicrosoftMicrosoft EzonicsEzonics D-LinkD-Link
Microphone Prices and BrandsMicrophone Prices and Brands
Prices range from $15 to $78 Prices range from $15 to $78
Features include:Features include: Desktop or headset mountedDesktop or headset mounted Wired or wirelessWired or wireless Various clarity capabilitiesVarious clarity capabilities Multiple functionality (including earphones)Multiple functionality (including earphones)
Brands include:Brands include: LabtecLabtec Logitech Logitech PlantronicsPlantronics
Output DevicesOutput Devices
Types, Prices, BrandsTypes, Prices, Brands
and Featuresand Features
Monitor Prices and BrandsMonitor Prices and Brands
Prices range from $80 to $2000Prices range from $80 to $2000Features include:Features include:
LCD or CRTLCD or CRT Widescreen or standardWidescreen or standard USB, Video Graphics Array (VGA), Super VGA or Digital Video USB, Video Graphics Array (VGA), Super VGA or Digital Video
Input (DVI) connectionInput (DVI) connection
Brands include:Brands include: ViewsonicViewsonic SamsungSamsung SonySony EnvisionEnvision KDSKDS AcerAcer
Printer Prices and BrandsPrinter Prices and Brands
Prices range from $30 to $1800Prices range from $30 to $1800Features include:Features include:
Monochrome or colorMonochrome or color Impact, inkjet, laser or photo qualityImpact, inkjet, laser or photo quality Various resolution and speed capabilitiesVarious resolution and speed capabilities All-in-one functionality (printer, scanner and/or fax)All-in-one functionality (printer, scanner and/or fax)
Brands include:Brands include: HPHP EpsonEpson CanonCanon LexmarkLexmark SamsungSamsung BrotherBrother
Speaker Prices and BrandsSpeaker Prices and Brands
Prices range from $20 to $400 Prices range from $20 to $400 Features include:Features include:
Standard or mini (notebook) sizeStandard or mini (notebook) size Wired or wirelessWired or wireless Dockable or USB connectionDockable or USB connection Up to 5.1 channelsUp to 5.1 channels THX certifiedTHX certified
Brands include:Brands include: LogitechLogitech Creative Labs Creative Labs Altec LansingAltec Lansing Harman MultimediaHarman Multimedia BoseBose
Headset Prices and BrandsHeadset Prices and Brands
Prices range from $6 to $197 Prices range from $6 to $197 Features include:Features include:
Wired, wired retractable or wirelessWired, wired retractable or wireless USB connectionUSB connection Various clarity capabilitiesVarious clarity capabilities Noise-cancellationNoise-cancellation Multiple functionality (including microphone)Multiple functionality (including microphone)
Brands include:Brands include: GN NetcomGN Netcom Logitech Logitech PlantronicsPlantronics LabtecLabtec Zip-LinqZip-Linq Saitek IndustriesSaitek Industries
Our Recommendations….Our Recommendations….
Are based on numerous different things:Are based on numerous different things:Whether it be;Whether it be; Price Price User Type User Type FunctionFunction Purpose Purpose NecessityNecessity
All of these devices can help make your All of these devices can help make your life easier in some way, shape or formlife easier in some way, shape or form
So whether you are a….So whether you are a….
Home UserHome User
SecretarySecretary
Store ManagerStore Manager
…. these devices help make your life easier and more convenient.
The Home UserThe Home User
Digital CamerasDigital Cameras
Play Station 3Play Station 3
Xbox 360Xbox 360
Video CameraVideo Camera
DVD PlayerDVD Player
Surround SoundSurround Sound
LCD TelevisionLCD Television
ipod ipod
A Secretary….A Secretary….
Monitors Monitors
PrintersPrinters
ScannersScanners
Mouse'sMouse's
KeyboardsKeyboards
MicrophonesMicrophones
Etc….Etc….
A Store Manager….A Store Manager….
LCD MonitorLCD Monitor
Wireless KeyboardWireless Keyboard
Wireless MouseWireless Mouse
Web CamWeb Cam
Flash DrivesFlash Drives
Palm PilotPalm Pilot
BlackberryBlackberry
What to remember….What to remember….
Input/Output Devices are the collection of Input/Output Devices are the collection of interfaces that different functional units interfaces that different functional units (sub-systems)(sub-systems) of an information of an information processing system use to communicate processing system use to communicate with each other.with each other.
So whether it be a digital camera, So whether it be a digital camera, blackberry, laser printer or a keyboard. All blackberry, laser printer or a keyboard. All make our lives easier and more make our lives easier and more convenient on an everyday basis.convenient on an everyday basis.
Thank you and…Thank you and…
Questions?Questions?
Comments?Comments?
Concerns?Concerns?
Constructive Criticisms?Constructive Criticisms?
….otherwise this show is over!