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1、10年（秋）计算机一级B试题IT1班级_____________学号_____________姓名_____________成绩___________（一）必做题1.目前，计算机常用的显示器有CRT和________两种。he"governingforthepeople","Nomattertheinterestsofthemasses"conceptunderstandingisnotinplace.Thespecificworktreatswiththedeployment,afewleadingcadrescomplainthatworkisto
2、ocomplicated,toomuchresponsibility,thepressureistoolarge,toomuchemphasisonthedifficultyofthework.Forexample,noncoalmine10秋IT1-3A.背投B.等离子C.高清D.LCDhe"governingforthepeople","Nomattertheinterestsofthemasses"conceptunderstandingisnotinplace.Thespecificworktreatswiththedeployment,afe
3、wleadingcadrescomplainthatworkistoocomplicated,toomuchresponsibility,thepressureistoolarge,toomuchemphasisonthedifficultyofthework.Forexample,noncoalmine10秋IT1-32.关于PC机主板上的CMOS芯片，下面说法中正确的是________。A.加电后用于对计算机进行自检B.它是只读存储器C.用于存储基本输入/输出系统程序D.需使用电池供电，否则主机断电后其中数据会丢失3.运算器用来对数据进行各种算术和
4、逻辑运算，也称为执行单元，它是CPU的控制中心。4.下列属于教育机构的域名是________。A.ftp.bta.net.cnB.ftp.cnc.ac.cnC.www.ioa.ac.cnD.www.pku.edu.cn5.在键盘输入、联机手写输入、语音识别输入、印刷体汉字识别输入方法中，符合书写习惯，易学易用，适合老年用户或移动计算设备(PDA等)的是_联机手写_输入。6.通常把建设在一座办公大楼或某一大院中的计算机网络称为________。he"governingforthepeople","Nomattertheinterestsofthemass
5、es"conceptunderstandingisnotinplace.Thespecificworktreatswiththedeployment,afewleadingcadrescomplainthatworkistoocomplicated,toomuchresponsibility,thepressureistoolarge,toomuchemphasisonthedifficultyofthework.Forexample,noncoalmine10秋IT1-3A.广域网B.专用网C.公用网D.局域网he"governingforthepe
6、ople","Nomattertheinterestsofthemasses"conceptunderstandingisnotinplace.Thespecificworktreatswiththedeployment,afewleadingcadrescomplainthatworkistoocomplicated,toomuchresponsibility,thepressureistoolarge,toomuchemphasisonthedifficultyofthework.Forexample,noncoalmine10秋IT1-37.在光
7、纤通信系统中，光纤中传输的是被电信号调制的光信号。8.我国目前采用“光纤到楼，以太网入户”的做法，它采用传输速率达________数量级的光纤作为其传输干线。he"governingforthepeople","Nomattertheinterestsofthemasses"conceptunderstandingisnotinplace.Thespecificworktreatswiththedeployment,afewleadingcadrescomplainthatworkistoocomplicated,toomuchresponsibili
8、ty,thepressureistoolarge,toomuchemphasisonthedi
