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ID:11515357
大小:555.50 KB
页数:7页
时间:2018-07-12
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1、1窗体顶端Convertthebinarynumber10111010intoitshexadecimalequivalent.Selectthecorrectanswerfromthelistbelow.8590BAA1B31C窗体底端2窗体顶端Whichofthefollowingdescribeinterframespacing?(Choosetwo.)theminimuminterval,measuredinbit-times,thatanystationmustwaitbeforesendi
2、nganotherframethemaximuminterval,measuredinbit-times,thatanystationmustwaitbeforesendinganotherframethe96-bitpayloadpaddinginsertedintoaframetoachievealegalframesizethe96-bitframepaddingtransmittedbetweenframestoachievepropersynchronizationthetimeallowe
3、dforslowstationstoprocessaframeandprepareforthenextframethemaximumintervalwithinwhichastationmustsendanotherframetoavoidbeingconsideredunreachable窗体底端3窗体顶端WhenacollisionoccursinanetworkusingCSMA/CD,howdohostswithdatatotransmitrespondafterthebackoffperio
4、dhasexpired?Thehostsreturntoalisten-before-transmitmode.Thehostscreatingthecollisionhaveprioritytosenddata.Thehostscreatingthecollisionretransmitthelast16frames.Thehostsextendtheirdelayperiodtoallowforrapidtransmission.窗体底端4窗体顶端AfteranEthernetcollision,
5、whenthebackoffalgorithmisinvoked,whichdevicehasprioritytotransmitdata?thedeviceinvolvedinthecollisionwiththelowestMACaddressthedeviceinvolvedinthecollisionwiththelowestIPaddressanydeviceinthecollisiondomainwhosebackofftimerexpiresfirstthosethatbegantran
6、smittingatthesametime窗体底端5窗体顶端WhichofthefollowingisadrawbackoftheCSMA/CDaccessmethod?Collisionscandecreasenetworkperformance.Itismorecomplexthannon-deterministicprotocols.Deterministicmediaaccessprotocolsslownetworkperformance.CSMA/CDLANtechnologiesareo
7、nlyavailableatslowerspeedsthanotherLANtechnologies.窗体底端6窗体顶端Refertotheexhibit.Theswitchandworkstationareadministrativelyconfiguredforfull-duplexoperation.Whichstatementaccuratelyreflectstheoperationofthislink?Nocollisionswilloccuronthislink.Onlyoneofthe
8、devicescantransmitatatime.Theswitchwillhavepriorityfortransmittingdata.Thedeviceswilldefaultbacktohalfduplexifexcessivecollisionsoccur.窗体底端7窗体顶端WhydohostsonanEthernetsegmentthatexperienceacollisionusearandomdelaybeforeattemptingt
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