<html xmlns="http://www.w3.org/1999/xhtml"><head><meta charset="utf-8"><meta name="generator" content="pdf2htmlEX"><meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1"><link rel="stylesheet" href="https://csdnimg.cn/release/download_crawler_static/css/base.min.css"><link rel="stylesheet" href="https://csdnimg.cn/release/download_crawler_static/css/fancy.min.css"><link rel="stylesheet" href="https://csdnimg.cn/release/download_crawler_static/12533650/raw.css"><script src="https://csdnimg.cn/release/download_crawler_static/js/compatibility.min.js"></script><script src="https://csdnimg.cn/release/download_crawler_static/js/pdf2htmlEX.min.js"></script><script>try{pdf2htmlEX.defaultViewer = new pdf2htmlEX.Viewer({});}catch(e){}</script><title></title></head><body><div id="sidebar" style="display: none"><div id="outline"></div></div><div id="pf1" class="pf w0 h0" data-page-no="1"><div class="pc pc1 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://csdnimg.cn/release/download_crawler_static/12533650/bg1.jpg"><div class="t m0 x1 h2 y1 ff1 fs0 fc0 sc0 ls0 ws0">上午综合试卷</div><div class="t m0 x2 h3 y2 ff2 fs1 fc0 sc0 ls0 ws0">第1题:CPU中(1)不仅要保证指令的正确执行,还要能够处理异常事件。</div><div class="t m0 x3 h3 y3 ff2 fs1 fc0 sc0 ls0 ws0">A. 运算器</div><div class="t m0 x3 h3 y4 ff2 fs1 fc0 sc0 ls0 ws0">B. 控制器</div><div class="t m0 x3 h3 y5 ff2 fs1 fc0 sc0 ls0 ws0">C. 寄存器组</div><div class="t m0 x3 h3 y6 ff2 fs1 fc0 sc0 ls0 ws0">D. 内部总线</div><div class="t m0 x2 h3 y7 ff2 fs1 fc0 sc0 ls0 ws0">第2题:构成运算器的部件中,为运算提供数据并暂时保存结果的是(2)。</div><div class="t m0 x3 h3 y8 ff2 fs1 fc0 sc0 ls0 ws0">A. 数据总线</div><div class="t m0 x3 h3 y9 ff2 fs1 fc0 sc0 ls0 ws0">B. 累加器</div><div class="t m0 x3 h3 ya ff2 fs1 fc0 sc0 ls0 ws0">C. 运算逻辑单元</div><div class="t m0 x3 h3 yb ff2 fs1 fc0 sc0 ls0 ws0">D. 状态寄存器</div><div class="t m0 x2 h3 yc ff2 fs1 fc0 sc0 ls0 ws0">第3题:在计算机系统中,(3)是指在CPU执行程序的过程中,由于发生了某个事件,需要</div><div class="t m0 x2 h3 yd ff2 fs1 fc0 sc0 ls0 ws0">CPU暂时中止正在执行的程序,转去处理该事件,之后又回到被中止的程序。</div><div class="t m0 x3 h3 ye ff2 fs1 fc0 sc0 ls0 ws0">A. 调用</div><div class="t m0 x3 h3 yf ff2 fs1 fc0 sc0 ls0 ws0">B. 调度</div><div class="t m0 x3 h3 y10 ff2 fs1 fc0 sc0 ls0 ws0">C. 同步</div><div class="t m0 x3 h3 y11 ff2 fs1 fc0 sc0 ls0 ws0">D. 中断</div><div class="t m0 x2 h3 y12 ff2 fs1 fc0 sc0 ls0 ws0">第4题:掉电后存储在(4)中的数据会丢失。</div><div class="t m0 x3 h3 y13 ff2 fs1 fc0 sc0 ls0 ws0">A. RAM</div><div class="t m0 x3 h3 y14 ff2 fs1 fc0 sc0 ls0 ws0">B. ROM</div><div class="t m0 x3 h3 y15 ff2 fs1 fc0 sc0 ls0 ws0">C. U盘</div><div class="t m0 x3 h3 y16 ff2 fs1 fc0 sc0 ls0 ws0">D. 光盘</div><div class="t m0 x2 h3 y17 ff2 fs1 fc0 sc0 ls0 ws0">第5题:以下关于串行传输和并行传输的叙述中,正确的是(5)。</div><div class="t m0 x3 h3 y18 ff2 fs1 fc0 sc0 ls0 ws0">A. 并行传输速度慢,成本低,适用于近距离传输</div><div class="t m0 x3 h3 y19 ff2 fs1 fc0 sc0 ls0 ws0">B. 并行传输速度快,成本高,适用于远距离传输</div></div><div class="pi" data-data='{"ctm":[1.610954,0.000000,0.000000,1.610954,0.000000,0.000000]}'></div></div></body></html>
<div id="pf2" class="pf w0 h0" data-page-no="2"><div class="pc pc2 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://csdnimg.cn/release/download_crawler_static/12533650/bg2.jpg"><div class="t m0 x3 h4 y1a ff2 fs2 fc0 sc0 ls0 ws0">C. 串行传输速度慢,成本低,适用于远距离传输</div><div class="t m0 x3 h3 y1b ff2 fs1 fc0 sc0 ls0 ws0">D. 串行传输速度快,成本高,适用于近距离传输</div><div class="t m0 x2 h3 y1c ff2 fs1 fc0 sc0 ls0 ws0">第6题:某数据的7位编码为0110001若要增加一位奇校验位(在最高数据位之前),则编码</div><div class="t m0 x2 h3 y1d ff2 fs1 fc0 sc0 ls0 ws0">为(6)。</div><div class="t m0 x3 h3 y1e ff2 fs1 fc0 sc0 ls0 ws0">A. 10110001</div><div class="t m0 x3 h3 y1f ff2 fs1 fc0 sc0 ls0 ws0">B. 00110001</div><div class="t m0 x3 h3 y20 ff2 fs1 fc0 sc0 ls0 ws0">C. 11001110</div><div class="t m0 x3 h3 y21 ff2 fs1 fc0 sc0 ls0 ws0">D. 01001110</div><div class="t m0 x2 h3 y22 ff2 fs1 fc0 sc0 ls0 ws0">第7题:程序设计语言通常划分为高级语言和低级语言。机器语言和汇编语言属于低级语言,</div><div class="t m0 x2 h3 y23 ff2 fs1 fc0 sc0 ls0 ws0">它们的特点是(7)。</div><div class="t m0 x3 h3 y24 ff2 fs1 fc0 sc0 ls0 ws0">A. 运行效率低,开发效率低</div><div class="t m0 x3 h3 y25 ff2 fs1 fc0 sc0 ls0 ws0">B. 运行效率低,开发效率高</div><div class="t m0 x3 h3 y26 ff2 fs1 fc0 sc0 ls0 ws0">C. 运行效率高,开发效率低</div><div class="t m0 x3 h3 y27 ff2 fs1 fc0 sc0 ls0 ws0">D. 运行效率高,开发效率高</div><div class="t m0 x2 h3 y28 ff2 fs1 fc0 sc0 ls0 ws0">第8题:编程语言的定义都涉及(8)、语义和语用三个方面。</div><div class="t m0 x3 h3 y29 ff2 fs1 fc0 sc0 ls0 ws0">A. 语法</div><div class="t m0 x3 h3 y2a ff2 fs1 fc0 sc0 ls0 ws0">B. 语句</div><div class="t m0 x3 h3 y2b ff2 fs1 fc0 sc0 ls0 ws0">C. 语调</div><div class="t m0 x3 h3 y2c ff2 fs1 fc0 sc0 ls0 ws0">D. 语音</div><div class="t m0 x2 h3 y2d ff2 fs1 fc0 sc0 ls0 ws0">第9题:在面向对象程序设计语言中(9)是利用可重用成分来构造软件系统的最有效特性。</div><div class="t m0 x3 h3 y2e ff2 fs1 fc0 sc0 ls0 ws0">A. 封装</div><div class="t m0 x3 h3 y2f ff2 fs1 fc0 sc0 ls0 ws0">B. 继承</div><div class="t m0 x3 h3 y30 ff2 fs1 fc0 sc0 ls0 ws0">C. 多态</div><div class="t m0 x3 h3 y31 ff2 fs1 fc0 sc0 ls0 ws0">D. 对象</div><div class="t m0 x2 h3 y32 ff2 fs1 fc0 sc0 ls0 ws0">第10题:设有初始为空的栈S,对于入栈序列a b c d e f, 经由进栈、进栈、出栈、进栈、</div><div class="t m0 x2 h3 y33 ff2 fs1 fc0 sc0 ls0 ws0">进栈、出栈的操作后,栈顶和栈底元素分别为(10)。</div><div class="t m0 x3 h3 y34 ff2 fs1 fc0 sc0 ls0 ws0">A. c和b</div></div><div class="pi" data-data='{"ctm":[1.610954,0.000000,0.000000,1.610954,0.000000,0.000000]}'></div></div>
<div id="pf3" class="pf w0 h0" data-page-no="3"><div class="pc pc3 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://csdnimg.cn/release/download_crawler_static/12533650/bg3.jpg"><div class="t m0 x3 h4 y1a ff2 fs2 fc0 sc0 ls0 ws0">B. b和a</div><div class="t m0 x3 h3 y1b ff2 fs1 fc0 sc0 ls0 ws0">C. c和a</div><div class="t m0 x3 h3 y35 ff2 fs1 fc0 sc0 ls0 ws0">D. d和b</div><div class="t m0 x2 h3 y36 ff2 fs1 fc0 sc0 ls0 ws0">第11题:若应用程序在执行时需要通过打印机输出数据,则一般先形成一个打印作业,将其</div><div class="t m0 x2 h3 y37 ff2 fs1 fc0 sc0 ls0 ws0">存放在硬盘中的一个指定(11)中。当打印机空闲时,就会按先来先服务的方式从中取出待</div><div class="t m0 x2 h3 y38 ff2 fs1 fc0 sc0 ls0 ws0">打印的作业进行打印。</div><div class="t m0 x3 h3 y39 ff2 fs1 fc0 sc0 ls0 ws0">A. 栈</div><div class="t m0 x3 h3 y3a ff2 fs1 fc0 sc0 ls0 ws0">B. 队列</div><div class="t m0 x3 h3 y3b ff2 fs1 fc0 sc0 ls0 ws0">C. 数组</div><div class="t m0 x3 h3 y3c ff2 fs1 fc0 sc0 ls0 ws0">D. 字符串</div><div class="t m0 x2 h3 y3d ff2 fs1 fc0 sc0 ls0 ws0">第12题:若关系R(H,L , M,P)的主键为全码(All-key),则关系R的主键应(12)。</div><div class="t m0 x3 h3 y3e ff2 fs1 fc0 sc0 ls0 ws0">A. 为HLMP</div><div class="t m0 x3 h3 y3f ff2 fs1 fc0 sc0 ls0 ws0">B. 在集合{H,L,M,P}中任选一个</div><div class="t m0 x3 h3 y40 ff2 fs1 fc0 sc0 ls0 ws0">C. 在集合{HL, HM,HP,LM,LP,MP}中任选一个</div><div class="t m0 x3 h3 y41 ff2 fs1 fc0 sc0 ls0 ws0">D. 在集合{HLM,HLP,HMP,LMP}中任选一个</div><div class="t m0 x2 h3 y42 ff2 fs1 fc0 sc0 ls0 ws0">第13题:某医院住院部设有病人关系R(住院号,姓名,性别,、科室号,病房,家庭住</div><div class="t m0 x2 h3 y43 ff2 fs1 fc0 sc0 ls0 ws0">址),其中:“住院号”唯一标识关系R中的每一个元组。“性别”的取值只能为M或F;科</div><div class="t m0 x2 h3 y44 ff2 fs1 fc0 sc0 ls0 ws0">室关系D(科室号,科室名,负责人,联系电话),其中:“科室号”唯—标识关系D中的每</div><div class="t m0 x2 h3 y45 ff2 fs1 fc0 sc0 ls0 ws0">一个元组。创建R关系的SQL语句如下: </div><div class="t m0 x2 h3 y46 ff2 fs1 fc0 sc0 ls0 ws0">CREATE TABLER( </div><div class="t m0 x2 h3 y47 ff2 fs1 fc0 sc0 ls0 ws0">住院号CHAR(4) PRIMARY KEY, </div><div class="t m0 x2 h3 y48 ff2 fs1 fc0 sc0 ls0 ws0">姓名CHAR(10), </div><div class="t m0 x2 h3 y49 ff2 fs1 fc0 sc0 ls0 ws0">性别CHAR(1) (13) </div><div class="t m0 x2 h3 y4a ff2 fs1 fc0 sc0 ls0 ws0">科室号CHAR(4) (14) </div><div class="t m0 x2 h3 y4b ff2 fs1 fc0 sc0 ls0 ws0">家庭住址CHAR(30));</div><div class="t m0 x3 h3 y4c ff2 fs1 fc0 sc0 ls0 ws0">A. IN(M,F)</div><div class="t m0 x3 h3 y4d ff2 fs1 fc0 sc0 ls0 ws0">B. CHECK(" M" ," F" )</div><div class="t m0 x3 h3 y4e ff2 fs1 fc0 sc0 ls0 ws0">C. LIKE(" M" ," F" )</div><div class="t m0 x3 h3 y4f ff2 fs1 fc0 sc0 ls0 ws0">D. CHECK(性别 IN(" M" ," F" ))</div><div class="t m0 x2 h3 y50 ff2 fs1 fc0 sc0 ls0 ws0">第14题:某医院住院部设有病人关系R(住院号,姓名,性别,、科室号,病房,家庭住</div><div class="t m0 x2 h3 y51 ff2 fs1 fc0 sc0 ls0 ws0">址),其中:“住院号”唯一标识关系R中的每一个元组。“性别”的取值只能为M或F;科</div></div><div class="pi" data-data='{"ctm":[1.610954,0.000000,0.000000,1.610954,0.000000,0.000000]}'></div></div>
<div id="pf4" class="pf w0 h0" data-page-no="4"><div class="pc pc4 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://csdnimg.cn/release/download_crawler_static/12533650/bg4.jpg"><div class="t m0 x2 h4 y1a ff2 fs2 fc0 sc0 ls0 ws0">室关系D(科室号,科室名,负责人,联系电话),其中:“科室号”唯—标识关系D中的每</div><div class="t m0 x2 h3 y52 ff2 fs1 fc0 sc0 ls0 ws0">一个元组。创建R关系的SQL语句如下: </div><div class="t m0 x2 h3 y53 ff2 fs1 fc0 sc0 ls0 ws0">CREATE TABLER( </div><div class="t m0 x2 h3 y54 ff2 fs1 fc0 sc0 ls0 ws0">住院号CHAR(4) PRIMARY KEY, </div><div class="t m0 x2 h3 y55 ff2 fs1 fc0 sc0 ls0 ws0">姓名CHAR(10), </div><div class="t m0 x2 h3 y56 ff2 fs1 fc0 sc0 ls0 ws0">性别CHAR(1) (13) </div><div class="t m0 x2 h3 y57 ff2 fs1 fc0 sc0 ls0 ws0">科室号CHAR(4) (14) </div><div class="t m0 x2 h3 y58 ff2 fs1 fc0 sc0 ls0 ws0">家庭住址CHAR(30));</div><div class="t m0 x3 h3 y59 ff2 fs1 fc0 sc0 ls0 ws0">A. NOT NULL</div><div class="t m0 x3 h3 y5a ff2 fs1 fc0 sc0 ls0 ws0">B. REFERENCES D(科室名)</div><div class="t m0 x3 h3 y5b ff2 fs1 fc0 sc0 ls0 ws0">C. NOT NULL UNIQUE</div><div class="t m0 x3 h3 y5c ff2 fs1 fc0 sc0 ls0 ws0">D. REFERENCES D(科室号)</div><div class="t m0 x2 h3 y5d ff2 fs1 fc0 sc0 ls0 ws0">第15题:部门、员工和项目的关系模式及它们之间的E-R图如下所示,其中,关系模式中带</div><div class="t m0 x2 h3 y5e ff2 fs1 fc0 sc0 ls0 ws0">实下划线的属性表示主键属性。 </div><div class="t m0 x2 h3 y5f ff2 fs1 fc0 sc0 ls0 ws0">部门(部门代码</div><div class="t m0 x4 h5 y60 ff2 fs3 fc0 sc0 ls0 ws0">,部门名称,电话) </div><div class="t m0 x2 h5 y61 ff2 fs3 fc0 sc0 ls0 ws0">员工(员工代码</div><div class="t m0 x4 h6 y62 ff2 fs4 fc0 sc0 ls0 ws0">,姓名,部门代码,联系方式,薪资) </div><div class="t m0 x2 h6 y63 ff2 fs4 fc0 sc0 ls0 ws0">项目(项目编号</div><div class="t m0 x4 h7 y64 ff2 fs5 fc0 sc0 ls0 ws0">,项目名称,承担任务) </div><div class="t m1 x5 h8 y65 ff2 fs6 fc0 sc0 ls0 ws0"> </div><div class="t m2 x2 h9 y66 ff2 fs7 fc0 sc0 ls0 ws0">若部门和员工关系进行自然连接运算,其结果集为(15)一元关系。员工和项目关系之间的</div><div class="t m2 x2 h9 y67 ff2 fs7 fc0 sc0 ls0 ws0">联系类型为(16),因此它们之间的联系需要转换成一个独立的关系模式,该关系模式的主</div><div class="t m2 x2 h9 y68 ff2 fs7 fc0 sc0 ls0 ws0">键是(17)。</div><div class="t m2 x3 h9 y69 ff2 fs7 fc0 sc0 ls0 ws0">A. 5</div><div class="t m2 x3 h9 y6a ff2 fs7 fc0 sc0 ls0 ws0">B. 6</div><div class="t m2 x3 h9 y6b ff2 fs7 fc0 sc0 ls0 ws0">C. 7</div><div class="t m2 x3 h9 y6c ff2 fs7 fc0 sc0 ls0 ws0">D. 8</div><div class="t m2 x2 h9 y6d ff2 fs7 fc0 sc0 ls0 ws0">第16题:部门、员工和项目的关系模式及它们之间的E-R图如下所示,其中,关系模式中带</div><div class="t m2 x2 h9 y6e ff2 fs7 fc0 sc0 ls0 ws0">实下划线的属性表示主键属性。 </div><div class="t m2 x2 h9 y6f ff2 fs7 fc0 sc0 ls0 ws0">部门(部门代码</div><div class="t m1 x4 ha y70 ff2 fs8 fc0 sc0 ls0 ws0">,部门名称,电话) </div><div class="t m1 x2 ha y71 ff2 fs8 fc0 sc0 ls0 ws0">员工(员工代码</div><div class="t m3 x4 hb y72 ff2 fs9 fc0 sc0 ls0 ws0">,姓名,部门代码,联系方式,薪资) </div><div class="t m3 x2 hb y73 ff2 fs9 fc0 sc0 ls0 ws0">项目(项目编号</div><div class="t m4 x4 hc y74 ff2 fsa fc0 sc0 ls0 ws0">,项目名称,承担任务) </div><div class="t m5 x5 h9 y75 ff2 fs7 fc0 sc0 ls0 ws0"> </div><div class="t m5 x2 h9 y76 ff2 fs7 fc0 sc0 ls0 ws0">若部门和员工关系进行自然连接运算,其结果集为(15)一元关系。员工和项目关系之间的</div><div class="t m5 x2 h9 y77 ff2 fs7 fc0 sc0 ls0 ws0">联系类型为(16),因此它们之间的联系需要转换成一个独立的关系模式,该关系模式的主</div><div class="t m5 x2 h9 y78 ff2 fs7 fc0 sc0 ls0 ws0">键是(17)。</div></div><div class="pi" data-data='{"ctm":[1.610954,0.000000,0.000000,1.610954,0.000000,0.000000]}'></div></div>
<div id="pf5" class="pf w0 h0" data-page-no="5"><div class="pc pc5 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://csdnimg.cn/release/download_crawler_static/12533650/bg5.jpg"><div class="t m0 x3 h4 y1a ff2 fs2 fc0 sc0 ls0 ws0">A. 1对1</div><div class="t m0 x3 h3 y79 ff2 fs1 fc0 sc0 ls0 ws0">B. 1对多</div><div class="t m0 x3 h3 y7a ff2 fs1 fc0 sc0 ls0 ws0">C. 多对1</div><div class="t m0 x3 h3 y7b ff2 fs1 fc0 sc0 ls0 ws0">D. 多对多</div><div class="t m0 x2 h3 y7c ff2 fs1 fc0 sc0 ls0 ws0">第17题:部门、员工和项目的关系模式及它们之间的E-R图如下所示,其中,关系模式中带</div><div class="t m0 x2 h3 y7d ff2 fs1 fc0 sc0 ls0 ws0">实下划线的属性表示主键属性。 </div><div class="t m0 x2 h3 y7e ff2 fs1 fc0 sc0 ls0 ws0">部门(部门代码</div><div class="t m0 x4 h5 y7f ff2 fs3 fc0 sc0 ls0 ws0">,部门名称,电话) </div><div class="t m0 x2 h5 y80 ff2 fs3 fc0 sc0 ls0 ws0">员工(员工代码</div><div class="t m0 x4 h6 y81 ff2 fs4 fc0 sc0 ls0 ws0">,姓名,部门代码,联系方式,薪资) </div><div class="t m0 x2 h6 y82 ff2 fs4 fc0 sc0 ls0 ws0">项目(项目编号</div><div class="t m0 x4 h7 y83 ff2 fs5 fc0 sc0 ls0 ws0">,项目名称,承担任务) </div><div class="t m1 x5 h8 y84 ff2 fs6 fc0 sc0 ls0 ws0"> </div><div class="t m2 x2 h9 y85 ff2 fs7 fc0 sc0 ls0 ws0">若部门和员工关系进行自然连接运算,其结果集为(15)一元关系。员工和项目关系之间的</div><div class="t m2 x2 h9 y86 ff2 fs7 fc0 sc0 ls0 ws0">联系类型为(16),因此它们之间的联系需要转换成一个独立的关系模式,该关系模式的主</div><div class="t m2 x2 h9 y87 ff2 fs7 fc0 sc0 ls0 ws0">键是(17)。</div><div class="t m2 x3 h9 y88 ff2 fs7 fc0 sc0 ls0 ws0">A. (项目名称,员工代码)</div><div class="t m2 x3 h9 y89 ff2 fs7 fc0 sc0 ls0 ws0">B. (项目编号,员工代码)</div><div class="t m2 x3 h9 y8a ff2 fs7 fc0 sc0 ls0 ws0">C. (项目名称,部门代码)</div><div class="t m2 x3 h9 y8b ff2 fs7 fc0 sc0 ls0 ws0">D. (项目名称,承担任务)</div><div class="t m2 x2 h9 y8c ff2 fs7 fc0 sc0 ls0 ws0">第18题:Windows操作系统通常将系统文件保存在(18); 为了确保不会丢失用户的文件</div><div class="t m2 x2 h9 y8d ff2 fs7 fc0 sc0 ls0 ws0">应当定期进行备份。备份文件时,不建议的做法是(19)。 </div><div class="t m2 x3 h9 y8e ff2 fs7 fc0 sc0 ls0 ws0">A. “Windows”文件或“Program Files”文件中</div><div class="t m2 x3 h9 y8f ff2 fs7 fc0 sc0 ls0 ws0">B. “Windows”文件夹或“Program Files”文件夹中</div><div class="t m2 x3 h9 y90 ff2 fs7 fc0 sc0 ls0 ws0">C. “QMDownload”文件或“Offioe_Visio_Pro_2007”文件中</div><div class="t m2 x3 h9 y91 ff2 fs7 fc0 sc0 ls0 ws0">D. “QMDownload”文件夹或“Office _Viso_Pr0 2007”文件夹中</div><div class="t m2 x2 h9 y92 ff2 fs7 fc0 sc0 ls0 ws0">第19题:Windows操作系统通常将系统文件保存在(18); 为了确保不会丢失用户的文件</div><div class="t m2 x2 h9 y93 ff2 fs7 fc0 sc0 ls0 ws0">应当定期进行备份。备份文件时,不建议的做法是(19)。 </div><div class="t m2 x3 h9 y94 ff2 fs7 fc0 sc0 ls0 ws0">A. 将文件备份到移动硬盘中</div><div class="t m2 x3 h9 y95 ff2 fs7 fc0 sc0 ls0 ws0">B. 将需要备份的文件刻录成DVD盘</div><div class="t m2 x3 h9 y96 ff2 fs7 fc0 sc0 ls0 ws0">C. 将文件备份到安装Windows操作系统的硬盘分区中</div><div class="t m2 x3 h9 y97 ff2 fs7 fc0 sc0 ls0 ws0">D. 将文件备份到未安装Windows操作系统的硬盘分区中</div></div><div class="pi" data-data='{"ctm":[1.610954,0.000000,0.000000,1.610954,0.000000,0.000000]}'></div></div>