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IT Infrastructure Overview: Hardware and Software Insights | Logistics | Trường Đại học Kinh tế, Đại học Quốc gia Hà Nội

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Môn: Logistics 57 tài liệu

Trường: Trường Đại học Kinh tế, Đại học Quốc gia Hà Nội 463 tài liệu

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Computermouse Handhelddevicewithpoint-and-clickcapabilitiesforcontrollingacursor’spositiononacomputerdisplay

screenandselectingcommands.Trackballsandtouchpadsoftenareusedinplaceof themouseaspointing

devicesonlaptopPCs.

Touchscreen Devicethatallowsuserstointeractwithacomputerbytouchingthesurfaceof asensitizeddisplayscreen.

Usedinkiosksinairports,retailstores,andrestaurantsandinmultitouchdevicessuchastheiPhone,iPad,

andmultitouchPCs.

Opticalcharacter

recognition

Devicethatcantranslatespeciallydesignedmarks,characters,andcodesintodigitalform.Themostwidely

usedopticalcodeisthebarcode.

Magneticinkcharacter

recognition(MICR)

Technologyusedprimarilyincheckprocessingforthebankingindustry.Charactersonthebottomofa

checkidentifythebank,checkingaccount,andchecknumberandarepreprintedusingspecialmagneticink

fortranslationintodigitalformforthecomputer.

Pen-basedinput Handwriting-recognitiondevicesthatconvertintodigitalformthemotionmadebyanelectronicstylus

pressingonatouch-sensitivetabletscreen.

Digitalscanner Devicethattranslatesimages,suchaspicturesordocuments,intodigitalform.

Audioinput Devicesthatconvertvoice,music,orothersoundsintodigitalformforprocessingbythecomputer.

Sensors Devicesthatcollectdatadirectlyfromtheenvironmentforinputintoacomputersystem.Forinstance,

farmerscanusesensorstomonitorthemoistureof thesoilintheirfields.

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Display Oftenaflat-panel(LCD)displayscreenfortext,graphics,andvideo.

Printers Devicesthatproduceaprintedhardcopyofinformationoutput.Theyincludeimpactprinters(suchasdot

matrixprinters)andnonimpactprinters(suchaslaser,inkjet,andthermaltransferprinters).

Audiooutput Outputdevicesthatconvertdigitaloutputdatabackintointelligiblespeech,music,orothersounds.

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ferentlyineachparktoreflectlocalneeds.In2022,

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mode,thusextendingthedevice’sbatterylife.

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cesstoLightningLaneentrances.

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Experience,”Forbes.com,January23,2020

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anddecisionmaking?

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WindowsServer Windowsoperatingsystemforservers.

UNIX UsedforPCs,workstations,andnetworkservers.Supportsmultitasking,multiuser

processing,andnetworking.Isportabletodifferentmodelsofcomputerhardware.

Linux Open-source,reliablealternativetoUNIXandWindowsoperatingsystemsthat

runsonmanytypesofcomputerhardwareandcanbemodifiedbysoftware

developers.

macOS OperatingsystemfortheMacintoshcomputerthatishighlyvisualanduser-friendly.

MostrecentversionismacOSMonterey.

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Chapter7isdevotedtothenetworkingandtelecommunicationstechnologycompo
nent.Chapter8dealswithhardwareandsoftwareforensuringthatinformationsys
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Handhelddevicewithpoint-and-clickcapabilitiesforcontrollingacursor’spositiononacomputerdisplay
screenandselectingcommands.Trackballsandtouchpadsoftenareusedinplaceof themouseaspointing devicesonlaptopPCs. Touchscreen
Devicethatallowsuserstointeractwithacomputerbytouchingthesurfaceof asensitizeddisplayscreen.
Usedinkiosksinairports,retailstores,andrestaurantsandinmultitouchdevicessuchastheiPhone,iPad, andmultitouchPCs. Opticalcharacter
Devicethatcantranslatespeciallydesignedmarks,characters,andcodesintodigitalform.Themostwidely recognition
usedopticalcodeisthebarcode. Magneticinkcharacter
Technologyusedprimarilyincheckprocessingforthebankingindustry.Charactersonthebottomofa recognition(MICR)
checkidentifythebank,checkingaccount,andchecknumberandarepreprintedusingspecialmagneticink
fortranslationintodigitalformforthecomputer. Pen-basedinput
Handwriting-recognitiondevicesthatconvertintodigitalformthemotionmadebyanelectronicstylus
pressingonatouch-sensitivetabletscreen. Digitalscanner
Devicethattranslatesimages,suchaspicturesordocuments,intodigitalform. Audioinput
Devicesthatconvertvoice,music,orothersoundsintodigitalformforprocessingbythecomputer. Sensors
Devicesthatcollectdatadirectlyfromtheenvironmentforinputintoacomputersystem.Forinstance,
farmerscanusesensorstomonitorthemoistureof thesoilintheirfields. 2XWSXWHYLFH HVFULSWLRQ Display
Oftenaflat-panel(LCD)displayscreenfortext,graphics,andvideo. Printers
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matrixprinters)andnonimpactprinters(suchaslaser,inkjet,andthermaltransferprinters). Audiooutput
Outputdevicesthatconvertdigitaloutputdatabackintointelligiblespeech,music,orothersounds. 7KH0RELOH3ODWIRUP
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