21,"打印效果最好的打印机是（）。","复印机","针式打印机","喷墨打印机","激光打印机","D" 22,"CAI的含义是（）。","计算机辅助设计","计算机辅助制造","计算机辅助教学","计算机管理","C" 23,"下面正确的是（）。","1MB=1024Bit","1MB=1024Byte","1MB=1024KB","1MB=1024GB","C" 24,"键盘操作时，两手中指的基本位置应是（）。","左手中指在D键，右手中指在K键","左手中指在D 键，右手中指在L键","左手中指在F键，右手中指在K键","左手中指在F键，右手中指在J键","A" 25,"把3.5英寸软盘插入软驱时，正确的是（）。","读写口向着机内，有定位孔的一面向着软驱有按钮的一面","读写口向着机外，有定位孔的一面向着软驱有按钮的一面","读写口向着机内，没有定位孔的一面向着软驱有按钮的一面","读写口向着机外，没有定位孔的一面向着软驱有按钮的一面","A"
26,"对软盘进行写保护后，能（）。","修改盘上数据","感染病毒","删除盘上数据","查看盘上数据","D" 27,"计算机病毒是一种（）。","特殊的计算机部件","特殊的生物病毒","人为编制的特殊的计算机程序","自动产生的计算机程序","C"
28,"在Windows 桌面上，不能打开资源管理器的操作是( )。","先用鼠标右键单击“我的电脑”图标，然后从弹出的菜单中选取“资源管理器”","先用鼠标右键单击“开始”按钮，然后从弹出的莱单中选既‘资源管理器”","先用鼠标左键单击“开始”按钮，然后从系统莱单中选取“资源管理器”","先用鼠标左键双击“我的电脑”图标，然后从窗口菜单中选取“资源管理器”图标","D"
29,"在Windows环境中( )鼠标可弹出相应对象的快捷菜单。","左单击","右单击","左双击","右双击","B"
30,"Windows启动时按( )可以调出启动菜单。","F5","F8","F11","F3","B"
31,"要想在任务栏上激活某一窗口，应( )。","双击该窗口对应的任务按钮","右击任务栏空白处，从弹出菜单选择还原命令","单击该窗口对应的任务按钮","右击任务栏空白处，从弹出菜单选择最大化命令","C"
32,"在Windows窗口中的工具按钮的功能，( )。","都可以在菜单中实现","其中一部分可以在菜单中实现","都不能在菜单中实现","比菜单能够实现的功能多","A"
33,"windows 98附件中包括( )。","记事本、计算器","写字板、声音","映象、字体","画图、字体","A" 34,"在Windows中，按下鼠标左键，在同一驱动器不同文件夹内拖动某一对象，结果是( )。","移动该对象","复制该对象","无任何结果","删除该对象","A"
35,"在Word中，可以将一段文字转换为表格，对这段文字的要求是( )。","必须是一个段落","每行的几个部分之间必须用统一符号分隔","必须是一节","每行的几个部分之间必须用空格分隔","B"
36,"在Word中，可以选择一个自然段的操作是（）。","右击段左侧的选择栏","单击段左侧的选择栏","
双击段左侧的选择栏","三击段左侧的选择栏","C"
37,"在Word编辑文档时，如果在英文文字下方出现波浪下划线，表示该部分文字（）。","可能有拼写错误","被修改过","输入正确","应该大写","A"
38,"在Word的打印预览中，不能进行的操作是（）。","多页显示"," 打印","放大与缩小","打开新文档","D"
39,"将选择的文字设置为下标，应选择“格式”菜单中的（）。","“样式”","“字体”","“中文版式”
","“首字下沉”","B"
40,"在下面的操作中，能设置字符大小的操作是（）。","选择菜单栏中的“格式”，单击“段落”命令项，在对话框中设置","选择菜单栏中的“格式”，单击“字体”命令项，在对话框中设置","选择菜单栏中的“编辑”，单击“替换”命令项，在对话框中设置","单击工具栏中的“字体”列表框右侧的箭头，在拉开的列表框中选择","B"
41,"下列设备中是输入设备的有（）。","键盘","显示器","鼠标","打印机","AC"
42,"组成多媒体计算机必须具备的硬件有（）。","声卡","光驱","音箱或耳机","扫描仪","ABC"
43,"在Windows的“开始/查找/文件或文件夹”菜单中能完成的操作是( )。","查找文件夹、文件","查找的文件带通配符（*）","查找该计算机中的病毒","根据文档中的一个字串进行查找","ABD"
44,"关于磁盘格式化的叙述中，不正确的是( )。","未经格式化的磁盘不能使用","格式化后的磁盘都可以启动计算机","快速格式化可以保留磁盘上原有的文件","格式化能够增大磁盘的容量","BCD"
45,"在“分隔符”对话框中，能设置插入的分隔符有（）。","分页符","分节符","段落分隔符","分栏符","ABD"