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若内存容量为4GB，字长为32，则______。
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下列叙述中不正确的是______
32位微机的字长为4个字节
内存容量32MB＝32×1000000B
计算机系统必须由硬件和软件两部分组成
计算机程序是各种指令的集合
32位微机中的32位指的是
微机型号
内存容量
存储单位
机器字长
32位机中的32指的是
微机型号
内存容量
存储单位
机器字长
32位微型计算机中的32指的是
微机型号
内存容量
存储单位
机器字长
某计算机的字长是32位其内存容量是1GB若内存空间按字编址那么其地址范围是十六进制表示
0000000～FFFFFFF
0000000～7FFFFFF
30000000～3FFFFFFF
30000000～7FFFFFFF
若计算机的内存容量是1024MB硬盘容量是160GB则硬盘容量是内存容量的倍
320
160
64
80
32位微型计算机中的32指的是______
微机型号
内存容量
运算速度
机器字长
32位机中的32位是指
微机型号
内存容量
存储单位
机器字长
32位微机中的32指的是
微机型号码
机器字长
内存容量
存储单位
32位微机中的32指的是
微机型号码
机器字长
内存容量
存储单位
假设某台式计算机的内存容量为256MB硬盘容量为20GB则硬盘容量是内存容量的__________倍
若某计算机字长为32位内存容量为2GB按字编址则可寻址范围为
1024M
1GB
512M
2GB
32位微机中的32指的是
微机型号
机器字长
内存容量
存储单位
假设某台计算机的内存容量为256MB硬盘容量为40GB硬盘容量是内存容量的
80倍
100倍
120倍
160倍
若某计算机字长为32位内存容量为2GB按字编址则可寻址范围为
1024M
1GB
512M
2GB
假设某台计算机的内存容量为256MB硬盘容量为20GB硬盘容量是内存容量的
40 倍
60 倍
80 倍
100 倍
某计算机的Cache采用组相联映象Cache容量为16K字节每块8个字每个字32位并且将Cac
24
32
36
40
若某计算机字长为32位内存容量为2GB按字编址则可寻址范围为______
1024M
1GB
512MB
2GB
某计算机的cache采用相联映射方式cache容量为16KB每块8个字每个字32位并且将cac
24
32
36
40
32位微型计算机中的32指的是____
微机型号
内存容量
运算速度
计算机的字长（机器字长）
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______属于系统软件它直接执行高级语言源程序或与源程序等价的某种中间代码
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OneofthemainresponsibilitiesofICMPistoreport______.Althoughtechnologyhasproducedincreasinglyreliabletransmissionmediaerrorsstillexistandmustbehandled.IPisan______protocol.ThismeansthaterrorcheckinganderrorcontrolarenotaconcemofIPJCMPwasdesignedinparttocompensateforthisshortcoming.HowerverICMPdoesnot______errorsitsimplyreportsthem.Errorcorrectionislefttothehigher-levelprotocols.Errormessagesarealwayssenttotheoriginal______becausetheonlyinformationavailableinthedatagramabouttherouteisthesourceanddestination1Paddresses.ICMPusesthesourceIPaddresstosendtheerrormassagetothesourceofthe______.
For1serviceweneedavirtual-circuitsubnet.Letusseehowthatworks.Theideabehindvirtualcircuitsistoavoidhavingtochooseanew 2foreverypacketsent.Insteadwhenaconnectionisestablishedaroutefromthe3machinetothedestinationmachineischosenaspartoftheconnectionsetupandstoredintablesinsidethe4Thatrouteisusedforalltrafficflowingovertheconnectionexactlythesamewaythatthetelephonesystemworks.Whentheconnectionisreleasedthevirtualcircuitisalsoterminated.Withconnection-orientedserviceeachpacketcarriesan5tellingwhichvirtualcircuititbelongsto. 1是
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Aninternetisacombinationofnetworksconnectedby1.Whenadatagramgoesfromasourcetoa2itwillprobablypassmany3untilitreachestherouterattachedtothedestinationnetwork.Arouterreceivesa4fromanetworkandpassesittoanothernetwork.Arouterisusuallyattachedtoseveralnetworks.WhenitreceivesapackettowhichnetworkshoulditpassthepacketThedecisionisbasedonoptimization:Whichoftheavailable5istheoptimumpathway 2是
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AtransportlayerprotocolhasseveralresponsibilitiesOneistocreateaprocess-to-processprogram-to-programcommunication;TCPusesport 1toaccomplishthis.Anotherresponsibilityofatransportlayerprotocolistocreatea2anderror-controlmechanismatthetransportlevel.TCPusesasliding3protocoltoachieveflowcontrol.Itusestheacknowledgmentpackettime-outandretransmissiontoachieve 4control.Thetransportlayerisalsoresponsibleforprovidingaconnectionmechanismfortheapplicationprogram.Theapplicationprogramsends5ofdatatothetransportlayer.Itistheresponsibilityofthetransportlayeratthesendingstationtomakeaconnectionwiththereceiver. 1是
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