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1、计算机应用基础作业(选择题)答案基础知识部分 1键盘上的 Fl、F2,键,默认是(C)。A热键 B打字键 C功能键 D数字键 2“裸机”是指(D)。A没有外包装的计算机 B没有外部设备的计算机 C没有硬盘的计算机 D没有软件系统的计算机 3下列存储器中,存取速度最快的是(D)。A、软盘 B、硬盘 C、光盘 D、内存 4计算机的存储器一般是以KB 为单位,l KB 表示(C)。A 1024位 B1000字节 C1024字节 D1000位 5通配符中(A)能代表一个任意字符。A、?B、&C、*D、#6主存储器和CPU 之间增加高速缓冲存储器的目的是(D)。A既扩大主存储器的容量又扩大CPU 中通用
2、寄存器的数量 B扩大主存储器的容量 C扩大 CPU 中通用寄存器的数量 D解决 CPU 和主存之间的速度匹配问题 7硬盘驱动器是一种(A)。A外(辅)存储器 B内(主)存储器 C主机的一部分 D数据通讯设备 8应用软件是指(D)。A、所有能够使用的软件 B、能被各应用单位共同使用的某种软件 C、所有微机都使用的基本软件 D、专门为某一应用目的而编制的软件 9计算机病毒是(C)。A一组指令 B一种传染病 C一组程序 D一种软件 10操作系统是(D)的接口。A主机和外设 B系统软件和应用软件 C高级语言和机器语言 D用户和计算机 11在 Windows 98 状态下,关机前应先(C )。A退出 W
3、indows 98 并回到 DOS 状态 B等待进入屏幕保护后 C选择“关闭系统”并选择“关闭计算机”D可直接关机 12在 Windows 98 中,从 Windows 窗口方式切换到 MS-DOS 方式以后,再返回到Windows 窗口方式下,应该键入(B )命令后回车。A Esc BExit CCls DWindows 13计算机从出现至今,虽经多个发展阶段,但都基于同一个基本思想,这个思想是由冯诺依曼最早提出的,其主要观点是(C)。A计算机硬件部分应由开关电路组成 B程序代应由二进制数组成 C“存储程序”和“程序控制”D布尔代数 14(D)不属于计算机硬件。A CACHE BMOUSE
4、CKEYBOARD DBYTE 151M 的存储容量相当于(C)。A一百万个字节 B1024个字节 C1024KB D1000KB 16目前使用的打印机,需使用硒鼓的通常是(D)打印机。A针式 B喷墨 C热敏 D激光 17热启动计算机按Ctrl+(C)组合键 A、Del+Tab B、Del+Shift C、Alt+Del D、Del+Ins 18在微型计算机中访问速度最快的是(A)。A硬盘 B软盘 C打印机 D光盘 19UPS 是指(B)。A大功率稳压电源 B不间断电源 C用户处理系统 D联合处理系统 20对 3.5 英寸软盘,移动滑块露出写保护孔后,(C)。文档编码:CS3F1C10S3C3
5、 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5
6、H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3
7、 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8
8、U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X
9、1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:
10、CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C
11、10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1 A只能长期保存信息,不能存取信息 B能安全地存取信息 C只能读取信息,不能写入信息 D只能写入信息,不能读取信息 21、基本 ASCII码可表示(C)个符号。A 96 B100 C128 D256 2
12、2、带通配符的文件名中,能代表文件ABC FOR 的是(C )。A*BC?BA?*C?BC*D?23内存储器根据工作方式的不同可分为两种,其中之一是(D)。A软盘存储器 B硬盘存储器 C磁芯存储器 D动态存储器 24下列(A)设备不属于微型计算机的外存储器。A高速缓存 B高密度软盘及软驱 C高速硬盘 DCD-ROM 及光盘 25(B)不属于计算机软件。A Windows BMOUSE C AUTOCAD DEXCEL 26.对整个计算机系统资源的管理是由(B)来完成的。A硬件 B操作系统 C算法 D控制器 27.当用户正在使用计算机时,如发生突然断电事故,计算机(C )中的信息将全部丢失。A
13、ROM B硬盘 C RAM D软盘 28.在客户机/服务器网络环境中,主要提供资源的是(B)。A每台客户机 B服务器 C打印机 D多媒体设备 30.Caps Lock键灯亮后,输入的字母(A)。A 不一定是大写字母。B 是数字符号。C 一定是大写字母 D是上档键字符。31.微型计算机的外存储器包括(B F H I).A显示器B.磁带 C.打印机 D.RAM E.ROM F.软盘 G.绘图仪 H.硬盘 I.光盘 J.多功能卡文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编
14、码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F
15、1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3
16、C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2
17、N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2
18、X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9
19、Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F1
20、0X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X132.根据软件的用途,计算机软件一般可分为(B )。A系统软件和非系统软件 B.系统软件和应用软件C.应用软件和非应用软件 D.系统软件和管理软件33.硬盘和软盘是目前常见的两种存储媒体,在第一次使用时,(A )。A都必须先进行格式化 B.可直接使用,不必进行格式化C.只有软盘才必须先进行格式化 D.只有硬盘才必须先进行格式化34.下面哪些
21、症状可能是感染了计算机病毒。(F )A.屏幕上出现了跳动的小球 B.读软盘时显示 Disk not ready C.打印时显示 No paper D.系统出现异常死锁现象E.存盘时屏幕显示Write protect,F.系统.EXE文件字节数增加G.显示器开关灯不亮35.二进制数 101110.101 转换为十进制数是(1、A ),十六进制数是(2、B )。1、A46.625 B.38.625 C.46.528 D.46.826 2、A3E.B B.2E.A C.4D.A D.2E.E 36.汉字与英文状态切换组合键为(C )。AAlt+空格键 B.Alt+Ctr C.Ctr+空格键 D.Ct
22、r+Shift 37.不同汉字输入方式切换的组合键为(D)。AAlt+空格键 B.Alt+Ctr C.Ctr+空格键 D.Ctr+Shift 38.菜单命令项的右侧有,时,将出现(C)。A级联子菜单 B.窗口 C.对话框 D.桌面39.菜单命令项的右侧有时,将出现(A)。A级联子菜单 B.窗口 C.对话框 D.桌面40.智能 ABC输入法中,天安门的正确输入为(B )。Atiananmen B.tanmen C.TIANMEN D.TANMEN 文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9
23、Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F1
24、0X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编
25、码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F
26、1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3
27、C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2
28、N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1文档编码:CS3F1C10S3C3 HZ2N5H7P2X3 ZV9Z8U7F10X1