CHAPTER-7-ASS

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2020-05-28

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CrosswordPuzzleAnswers:AcrossNum.ClueAnswer6Usedtogrademultiplechoiceexams.OMR9SpecializeddigitalcamerathatbroadcastsimagesovertheInternet.WebCam10Recordsimagesdigitallyonadisk.Digitalcamera13Mostpopularinputdeviceusedforcomputergames.Joystick14DeliversmuchclearerpicturethanregularTV.HDTV16Resolutionisexpressedasamatrixofthesedots.Pixel17Keyboardthatrollsupforstorageandtransport.FlexibleDownNum.ClueAnswer1Thedistancebetweeneachpixel.Dotpitch2Mostcommonlyusedwaytoinputdata.Keyboard3Buttonrotatedtoscrollthroughinformationdisplayedonthemonitor.WheelButton4Mostwidelyusedtypeofmouse.Mechanical5Typeofterminalthatdoesnoprocessing.Dumb7Numberoftimesascreenisredrawneachsecond.Refreshrate8Measureofresolution.dpi11Keysthatturnfeaturesonandoff.Toggle12Translatesprocessedinformationintohardcopy.Printer15Barcodesystemusedinsupermarkets.UPCNumMultipleChoiceAnswersMatchingAnswers1AI2BE3AF4BJ5DA6AB7DG8CD9DC10BHOpenEndedQuestions:1.Defineinputandoutputdevices.Aninputdevicesarehardwareusedtotranslatewords,sounds,images,andactionsthatpeopleunderstandintoaformthatthesystemunitcanprocess.Anoutputdeviceisanyhardwareusedtoprovideortocreateprocesseddataorinformation.2.Describethedifferenttypesofpointing,scanning,imagecapturing,andaudio-inputdevices.Thereisawidevarietyofdifferentpointingdevices,includingthemouse,joystick,touchscreen,lightpen,andstylusTherearethreetypesofscanningdevices:opticalscanners,barcodereaders,andcharacterandmarkrecognitiondevices.Imagecapturingdevices,includedigitalcamerasanddigitalvideocameras.Audio-inputdevicesincludemicrophonesandMIDIdevices3.Describethethreecategoriesofoutputdevices.Thecategoriesofoutputdevicesaremonitors,printersandaudio-outputdevices4.DefineoutputandoutputdevicesAnoutputdeviceisanyhardwareusedtoprovideortocreateprocesseddataorinformation.Outputisanyprocesseddataorinformation.5.Whatarecombinationinputandoutputdevices?Describefoursuchdevices.Combinationinputandoutputdevicesarehardwarethatcombinesinputandoutputcapabilities.Someofthesedevicesarefaxmachines,multifunctionaldevices,Internettelephones,andterminals.