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1、1一个完整的计算机系统包括_。A)主机、键盘、显示器B)计算机及其外部设备C)系统软件与应用软件D)计算机的硬件系统和软件系统解答:一个完整的计算机系统是由硬件系统和软件系统组成的。计算机的硬件是一个物质基础,而计算机软件是使硬件功能得以充分发挥的不可缺少的一部分。因此,对于一个完整的计算机系统,这两者缺一不可。本题的正确答案为D。2微型计算机的运算器、控制器及内存储器的总称是_。A)CPU B)ALU C)MPU D)主机解答:CPU是中央处理器的简称,包括MPU和 ALU;MPU 是微处理器的简称;ALU是算术逻辑单元的简称;CPU和内存储器的总称为主机,它是微型机核心部分。本题正确答案为
2、D。3“长城 386微机”中的“386”指的是_。A)CPU的型号 B)CPU的速度 C)内存的容量 D)运算器的速度解答:CPU的品质直接决定了微机的档次,在奔腾出现之前,微机名称中直接使用微机中的 CPU型号,386机表示了它们使用的CPU芯片为 80386。本题的正确答案为A。4在微型计算机中,微处理器的主要功能是进行_。A)算术逻辑运算及全机的控制B)逻辑运算C)算术逻辑运算D)算术运算解答:微处理器是计算机一切活动的核心,它的主要功能是实现算术逻辑运算及全机的控制。本题正确答案为A。5反映计算机存储容量的基本单位是_。A)二进制位 B)字节 C)字 D)双字解答:存储容量大小是计算机
3、的基本技术指标之一。通常不是以二进制位、字或双字来表示,因为这些表示不规范,一般约定以字节作为反映存储容量大小的基本单位。本题正确答案为B。6在微机中,应用最普遍的字符编码是_。A)ASCII 码 B)BCD码 C)汉字编码 D)补码解答:字符编码是指对英文字母、符号和数字的编码,应用最广泛的是美国国家信息交换标准字符码,简称为ASCII 码。BCD码是二十进制编码。汉字编码是对汉字不同表示方法的各种汉字编码的总称。补码是带符号数的机器数的编码。本题正确答案为A。7DRAM 存储器的中文含义是_。A)静态随机存储器B)动态只读存储器C)静态只读存储器D)动态随机存储器解答:动态随机存储器的原文
4、是(Dynamic Random Access Memory:DRAM)。随机存储器有静态随机存储器和动态随机存储器之分。半导体动态随机存储器DRAM 的存储速度快,存储容量大,价格比静态随机存储器便宜。通常所指的64MB或128MB内存,多为动态随机存储器 DRAM。本题正确答案为D。8微型计算机的发展是以_的发展为表征的。A)微处理器 B)软件 C)主机 D)控制器解答:微处理器是计算机一切活动的核心,因此微型计算机的发展是以微处理器的发展为表征的。本题正确答案为A。9世界上公认的第一台电子计算机诞生在_。A)1945年 B)1946年 C)1948年 D)1952年解答:世界上公认的第一
5、台电子计算机ENIAC(埃尼阿克)于1946年在美国诞生。本题正确答案为B。文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1
6、Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档
7、编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1
8、Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档
9、编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1
10、Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档
11、编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C410个人计算机属于_。A)小巨型机 B)中型机 C)小型机 D)微机解答:我国计算机界根据计算机的性能指标,如机器规模的大小、运算速度的高低、主存储器容量的大小、指令系统性能的强弱以及机器价格等,将计算机分为巨型机、大型机、中型机、小型机、微型机和单片机6大类。目前,国外还有一种比较
12、流行的看法,根据计算机的性能指标及厂家生产的计算机的主要面向应用对象,把计算机分为巨型机、小巨型机、大型机、小型机、工作站和个人计算机6大类。其中,个人计算机(Personal Computer),又称为微型计算机(MicroComputer)。本题正确答案为D11通常,在微机中所指的80486是_。A)微机名称 B)微处理器型号 C)产品型号 D)主频解答:CPU的品质直接决定了微机的档次,在奔腾出现之前,微机名称中直接使用微机中的CPU型号,486机表示了它们使用的CPU芯片为 80486。主频与所用微处理器档次有关,如同样是 80486芯片,其主频可能为60MHz,也可能为 100MHz
13、。目前占主流的微处理器产品是Intel公司的 PentiumIII和 PentiunIV微处理器芯片。本题正确答案为D。12一个字节的二进制位数是_。A)2 B)4 C)8 D)16 解答:一个字节定义为8位二进制位。本题正确答案为C。13在微机中,bit的中文含义是_。A)二进制位 B)字节 C)字 D)双字解答:在微机中,信息的最小单位为二进制位,用bit来表示;8位二进制构成一个字节,用 Byte 来表示;一个或一个以上字节可组成一个二进制表示的字,字长可以是8位、16位、32位或 64位;两个字长的字,称为双字。本题正确答案为A。14计算机内部使用的数是_。A)二进制数 B)八进制数
14、C)十进制数 D)十六进制数解答:在计算机内部,电路中常用的器件具有两种不同的稳定状态:高电平和低电平。这两种状态之间能相互转换。因此,在计算机内部,一切信息的存放、处理和传送都采用二进制数的形式。本题的正确答案为A。15在微机中,存储容量为5MB,指的是 _。A)5lO001000个字节B)510001024个字节C)510241000个字节文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX
15、5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E
16、1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX
17、5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E
18、1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX
19、5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E
20、1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4D)51024
21、1024个字节解答:因为计算机内部的计数基本单位是2,2的10次幂是 1024。所以 1024个字节为 1K字节,写做 1KB。10241024个字节为 1M字节,记做 1MB。本题正确答案为D。16.400 个2424点阵汉字的字形库存储容量是_。A)28800个字节B)个二进制位C)个字节D)288个二进制位解答:2424点阵的一个汉字字模共有24行;每行有 24列,占 24个二进制位,即3个字节。因此,2424点阵的一个汉字字模占 24372个字节,400个汉字共占 72400 28800个字节。因此,本题的正确答案为A。17在下列设备中,属于输出设备的是_。A)硬盘 B)键盘 C)鼠标
22、 D)打印机解答:硬盘是一种存储介质,连同驱动器和适配卡共同组成外存储器;键盘与鼠标均属于输入设备 3打印机将计算机中的文件输出至纸上供用户阅读,是输出设备。本题正确答案为D。18在微型计算机中,下列设备属于输入设备的是。A)打印机 B)显示器 C)键盘 D)硬盘解答:打印机和显示器均属于输出设备,只有键盘属于常用的输入设备,硬盘为存储器的存储介质。本题正确答案为C。19鼠标是微机的一种_。A)输出设备 B)输入设备 C)存储设备 D)运算设备解答:鼠标是一种比传统键盘的光标移动键更加方便、更加准确快捷的输入设备。鼠标的优越性已被越来越多的人所认识。本题正确答案为B。20断电会使原存信息丢失的
23、存储器是_。A)半导体 RAlkI B)硬盘 C)ROM D)软盘解答:硬盘存储器、软盘存储器和ROM 存储器都属非易失性存储器,其中所存信息不会因断电而丢失;只有半导体RAM 存储器,断电后原存信息会丢失。本题正确答案为A。21在下列存储器中,访问速度最快的是_。A)硬盘存储器 B)软盘存储器C)磁带存储器 D)半导体 RAM(内存储器)解答:内存储器的优点在于访问速度快,但是价格较贵,存储容量比外存储器小。外存储器单位存储容量的价格便宜,存储容量大,但是存取速度较慢。通常的外存储器包括硬盘存储器、软盘存储器和磁带存储器。半导体RAM 通常作为内存储器使用。本题正确答案为D。文档编码:CX5
24、X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1
25、 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5
26、X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1
27、 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5
28、X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1
29、 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5
30、X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C422微型计算机硬件系统主要包括存储器、输入设备、输出设备和_。A)中央处理器 B)运算器 C)控制器 D)主机解答:一个完整的计算机硬件系统包括运算器、控制器、存储器、输入设备和输出设备,运算器和控制器合称中央处理器或微处理器,中央处理器与内存储器合在一起称为主机。本题正确答案为A。23硬盘连同驱动器是一种_。A)内存储器 B)外存储器 C)只读存储器 D)半导体存储器解答
31、:内存储器访问速度快,但是价格较责,存储容量比外存储器小。外存储器单位存储容量的价格便宜,存储容量大,但是存取速度较慢。硬盘连同驱动器是磁性随机存储器,由于它的价格便宜,存储容量大,存取速度较慢,所以通常作为外存储器使用。本题正确答案为B。24把微机中的信息传送到软盘上,称为_。A)拷贝 B)写盘 C)读盘 D)输出解答:拷贝是指将信息按照原样复制;将信息传送到屏幕等输出设备上,称为输出;读盘是指将磁盘上的信息传送到另一个地方;写盘是指把信息传送到磁盘上。本题正确答案为B。25计算机的内存储器比外存储器_。A)速度快 B)存储量大 C)便宜 D)以上说法都不对解答:内存储器访问速度快,但是价格
32、较贵,存储容量比外存储器小。本题正确答案为A。26下列可选项,都是硬件的是_。A)Windows、ROM 和 CPU B)WPS、RAM 和显示器C)ROM、RAM 和 Pascal D)硬盘、光盘和软盘解答:A、B、C各项中,A中的 Windows、B中的 WPS、C中的 Pascal 不是硬件;只有D中的各项均为计算机的存储设备,属于硬件。本题正确答案为D。27具有多媒体功能的微机系统,常用CD-ROM 作为外存储器,它是_。A)只读软盘存储器B)只读光盘存储器C)可读写的光盘存储器D)可读写的硬盘存储器解答:CD-ROM 的英语原文是:Compact Disc-Read Only Mem
33、ory。中文译为名只读光盘存储器。具有多媒体功能的微机系统,除了配备软盘存储器和硬盘存储器之外,还配备有只读光盘存储器CD-ROM。本题正确答案为B。28英寸软盘的移动滑块从写保护窗口上移开,此时_。文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4
34、文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5
35、N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4
36、文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5
37、N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4
38、文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5
39、N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4A)写保护 B)读保护 C)读写保护 D)驱动器定位解答:35英寸软盘的移动滑块从写保护窗口上移开时,起写保护作用,此时只能够读盘,不能写盘。本题正确答案为A。
40、29目前,微机上常用英寸的双面高密度软盘的存储容量为_。A)360KB B)720KB C)D)144MB 解答:525英寸双面低密度软盘的容量为360KB;高密度则为。35英寸双面低密度软盘的容量为 720KB;高密则为 144MB。本题正确答案为D。30十进制数 14对应的二进制数是_。A)1111 B)1110 C)1100 D)1010 解答:十进制整数N转换为二进制的方法是:将N不断的除以二,直到商为0,将每一步的余数从右向左排列,即可得到对应的二进制数(即除以 2反序取余)。14 mod 20,14 div 27;7 mod 2 1,7 div 23;3 mod 2 1,3 div
41、 21:1 mod 2 1,1 div 20,此时运算停止,相应的结果时1110。本题正确答案为B。31与二进制小数01等值的十六进制小数为_。A)0。1 B)02 C)04 D)08 解答:此题属于综合题。首先,把二进制小数01转化成十进制小数:(0 1)2 l 2-1(0 5)10;然后把十进制小数0 5转化成十六进制小数:16=8,而整数部分为 0,所以(0 1)2(0 5)10(0 8)16 本题正确答案为D。32二进制数 1011十1001_。A)10l00 B)1010l C)11010 D)10010 解答:因为:0+00;0+113 1+0 1;1+1 10。所以,l011+1
42、001=10100 本题正确答案为A。33(1110)2(1011)2。A)B)C)D)解答:因为:0*0 020*11:1*00;1*11。所以,1110*1011-1110 1110 文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:C
43、X5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2
44、E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:C
45、X5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2
46、E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:C
47、X5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2
48、E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C40000 1110-本题正确答案为D。34逻辑运算1001 U 1011=_。A)1001 B)1011 C)1101 D)1100 解答:因为:0 V 0 0;0 V 1
49、 1;1 V 0 1;1 V 1 1。所以,l001 V 1011=1011 本题正确答案为B。35十六进制数(AB)16 变换为等值的八进制数是_。A)253 B)35l C)243 D)101 解答:解题思路:先把十六进制数化成二进制数,再把二进制数化成八进制数。(AB)16()2(253)8 本题正确答案为A 36十六进制数(AB)16 变换为等值的二进制数是_。A)B)C)D)解答:(A)16=(10)10=(1010)2;(B)16=(1011)2 本题正确答案为A。37十六进制数(AB)16 变换为等值的十进制数是_。A)17 B)161 C)21 D)171 解答:(A)16 1
50、0;(B)16=11:(AB)16=10*l6+11 17l 本题正确答案为D。38十进制数21 变换为等值的八进制数是_。A)(21)8 B)(23)8 C)(25)8 D)(27)8 解答:212*8 5 本题正确答案为C。39十进制数123 变换为等值的二进制数是_。文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编码:CX5X1Y1W4N1 HG5N1Y6T2E1 ZE3D3Z4A6C4文档编