计算机外设与维护

计算机外设与维护 unit to the Organization as the basic form of the party, to implement the "three lessons", members of democratic appraisal, such as daily educational administration system for basic support, making good use of various forms of education and training, integration into the regular, everyday work, a better objective world and remolding of subjective world. You want to combine studying the party's history, to carry forward the party's fine tradition and style, making it a spiritual power for party members and cadres. To contact focus on party members and cadres ' ideological and practical work, persist in combining positive education and the reverse side warning, to advanced models as a mirror, to negative examples as a warning. To local conditions, one policy, preventing the pot, one size fits all, and flood irrigation to prevent formalism and the motions to prevent routine aside, preventing easy to open, how many notes do to judge study results. 1, individual self-study. Leading cadres should read, learn, and understanding of the original principle, with conviction, with affection, with a mission to learn, with issue. The Party (total) branch according to the actual situation, levels of distinction, distinction, self-study demands on members, enhancing relevance and effectiveness. Encourage individual branches to produce Visual, Concise popular study materials can be produced making the pocket book, the use of micro-party lecture, micro-micro-video animation, to meet party members ' diverse needs of different groups. XX municipal organization Department produced a concise reader 一、填空题 1、一个完整的计算机系统是由硬件系统和软件系统两部分组成的。 2、冯?诺依曼结构计算机主要有控制器、运算器、存储器、输入设备和输出设备等五部分组成。 3、系统总线是CPU与其他部件之间传送数据、地址和控制信息的公共通道。根据传送的可分为数据总线、地址总线和控制总线。 4、计算机硬件是构成计算机系统的物质基础，而计算机软件是计算机系统的灵魂，二者相辅相成，缺一不可。 5、CPU的接口形式只有两类:Socket插座或Slot插槽。 6、从功能上看，BIOS分为三个部分:自检及初始化程序、硬件中断处理、程序服务请求 。 7、计算机电源一般分为:AT电源和ATX电源 。 8、中央处理器是决定一台计算机性能的核心部件，其由运算器和控制器组成。 9、CPU的主要性能指标是:主频、前端总线频率、L1及L2 Cache的容量和速率、CPU内核工作电压、数据总线宽度、地址总线宽度。 10、按内存的工作原理，可将内存分为:只读存储器ROM和随机存储器RAM 。 11、内存的主要性能指标是:存取周期、数据宽度、容量、内存的“线数”等。 12、软盘的技术指标有:面数(Side)、磁道数(Track)、扇区数(Sector)、存储密度、存储容量。 13、在使用DOS的格式化命令对软盘进行格式化时除了对磁盘划分磁道和扇区外，还同时将软盘划分为4个区域，它们分别是:引导扇区、文件分配表区、文件目录表区和用户数据区。 14、硬盘作为计算机主要的外部存储设备，随着技术的不断更新和广泛应用，不断朝着容量更大、体积更小、速度更快、性能更可靠、价格更便宜的方向发展。 15、硬盘驱动器的主要参数是:磁头数(Heads)、柱面、每磁道扇区数、交错因子、容量。 16、现在的主板支持3种硬盘工作模式: NORMAL、LBA和LARGE 。 17、根据光盘存储技术的不同，常见的光盘驱动器可分为:CD-ROM驱动器、CD-R/CD-RW驱动器、DVD驱动器等。 unit to the Organization as the basic form of the party, to implement the "three lessons", members of democratic appraisal, such as daily educational administration system for basic support, making good use of various forms of education and training, integration into the regular, everyday work, a better objective world and remolding of subjective world. You want to combine studying the party's history, to carry forward the party's fine tradition and style, making it a spiritual power for party members and cadres. To contact focus on party members and cadres ' ideological and practical work, persist in combining positive education and the reverse side warning, to advanced models as a mirror, to negative examples as a warning. To local conditions, one policy, preventing the pot, one size fits all, and flood irrigation to prevent formalism and the motions to prevent routine aside, preventing easy to open, how many notes do to judge study results. 1, individual self-study. Leading cadres should read, learn, and understanding of the original principle, with conviction, with affection, with a mission to learn, with issue. The Party (total) branch according to the actual situation, levels of distinction, distinction, self-study demands on members, enhancing relevance and effectiveness. Encourage individual branches to produce Visual, Concise popular study materials can be produced making the pocket book, the use of micro-party lecture, micro-micro-video animation, to meet party members ' diverse needs of different groups. XX municipal organization Department produced a concise reader unit to the Organization as the basic form of the party, to implement the "three lessons", members of democratic appraisal, such as daily educational administration system for basic support, making good use of various forms of education and training, integration into the regular, everyday work, a better objective world and remolding of subjective world. You want to combine studying the party's history, to carry forward the party's fine tradition and style, making it a spiritual power for party members and cadres. To contact focus on party members and cadres ' ideological and practical work, persist in combining positive education and the reverse side warning, to advanced models as a mirror, to negative examples as a warning. To local conditions, one policy, preventing the pot, one size fits all, and flood irrigation to prevent formalism and the motions to prevent routine aside, preventing easy to open, how many notes do to judge study results. 1, individual self-study. Leading cadres should read, learn, and understanding of the original principle, with conviction, with affection, with a mission to learn, with issue. The Party (total) branch according to the actual situation, levels of distinction, distinction, self-study demands on members, enhancing relevance and effectiveness. Encourage individual branches to produce Visual, Concise popular study materials can be produced making the pocket book, the use of micro-party lecture, micro-micro-video animation, to meet party members ' diverse needs of different groups. XX municipal organization Department produced a concise reader 18、常见的光驱的接口主要是: IDE接口。 19、选购光驱时，要考虑的三个最重要的参数是:数据传输速率(速度)、容错性、稳定性。 20、键盘按开关接触方式的不同可分为机械式键盘和电容式键盘。 21、按鼠标的接口类型分类，有 PS/2鼠标、COM鼠标和USB接口鼠标。 22、数码相机的种类大致为三类:普通数码相机、高档数码相机和专业数码相机。 23、数码相机的取景方式主要有三种:普通光学取景、LCD取景器和TTL单反取景器。 24、显示器的主要技术参数有:屏幕尺寸、像素点距、分辨率、刷新频率、宽高比、灰度和色彩深度、扫描方式和控制方式等。 25、VESA组织于1997年规定85Hz逐行扫描为无闪烁的垂直刷新频率。 26、按照工作原理可将打印机分为:点阵式打印机、喷墨打印机和激光打印机。 27、打印机的主要技术参数是:分辨率、打印速度、最大幅面。 28、计算机电源的主要技术指标是:输出电压的稳定性、输出电压的波纹、Power Good信号、电源的功率、输入技术指标。 29、MODEM大致可分为四类:外置式MODEM、内置式MODEM、PCMCIA插卡式MODEM、机架式MODEM 。 二、名词解释题 1(写出下列缩写形式的英文全称和中文名称 1、DB、AB、CB :Data Bus(数据总线)、Address Bus(地址总线)、Control Bus(控制总线) 2、ZIF :Zero Insert Force(零插拔力) 3、ISA :Industry Standard Architecture(工业体系结构) 4、PCI :Peripheral Component Interconnect(外部设备互连) 5、AGP :Accelerated Graphics Port(加速图形卡) 6、BIOS :Basic Input/Output System(基本输入/输出系统) is a qualified party members--party members in rural areas, as one of the rural party members and feature material. 2, intensive discussions. Town Party Committee center group (enlarged) learning and other forms, organize focused learning, each determined 1 thematic exchanges and discussions. Party plenary meeting of party members, party members around the Panel discussion organized. The first topic "belief and faith, strengthen four kinds of consciousness '" (schedule April-June); the second topic "commitment to a disciplined bottom line, lofty sentiment" (the time scheduled for July-September); the third topic, "adhere to the fundamental purpose, play party" (schedule October-December). Every thematic discussions with a number of party members focus on the, other party members to interact. Learning topics to both stick to the theme, and keep abreast of the actual, reflecting the characteristics of different groups of party members, party members, and on the. 3, tell a good party lecture. Party members and leading cadres should take the lead in to the branch give a Party lecture, to give a Party lecture, businesses, schools and other grass-roots party organizations in the countryside. "71", branch in conjunction with the beginning of the 95 anniversary activities, focused schedule 1 party lecture. Town Party Committee will invite school teachers, team members give a Party lecture. Encourage Branch Secretary, ordinary party members practice speaking party lecture, strengthen interaction and q/a release puzzled, enhance the attraction and appeal. 4, online learning. Full use of the various types of network media, time pushes learning content. Guiding party unit to the Organization as the basic form of the party, to implement the "three lessons", members of democratic appraisal, such as daily educational administration system for basic support, making good use of various forms of education and training, integration into the regular, everyday work, a better objective world and remolding of subjective world. You want to combine studying the party's history, to carry forward the party's fine tradition and style, making it a spiritual power for party members and cadres. To contact focus on party members and cadres ' ideological and practical work, persist in combining positive education and the reverse side warning, to advanced models as a mirror, to negative examples as a warning. To local conditions, one policy, preventing the pot, one size fits all, and flood irrigation to prevent formalism and the motions to prevent routine aside, preventing easy to open, how many notes do to judge study results. 1, individual self-study. Leading cadres should read, learn, and understanding of the original principle, with conviction, with affection, with a mission to learn, with issue. The Party (total) branch according to the actual situation, levels of distinction, distinction, self-study demands on members, enhancing relevance and effectiveness. Encourage individual branches to produce Visual, Concise popular study materials can be produced making the pocket book, the use of micro-party lecture, micro-micro-video animation, to meet party members ' diverse needs of different groups. XX municipal organization Department produced a concise reader 7、IDE :Integrated Device Electronics(集成设备电子部件) 8、USB :Universal Serial Bus(通用串行总线) 9、CPU :Central Processing Unit(中央处理器) 10、SDRAM:Synchronous Dynamic Read Access Memory(同步动态随机存储器) 2(解释下列名词 1、硬件系统:是指构成计算机系统的物理实体，主要有各种电子部件和机电装置组成。硬件系统的基本功能是接受计算机程序，并在程序的控制下完成数据输入、数据输出和输出结果等任务。 2、软件系统:是指为计算机运行提供服务的各种计算机程序和全部技术资料。软件系统的任务是保证计算机硬件的功能得以充分发挥，并为用户提供一个直观、方便的工作环境。 3、高速缓冲存储器Cache:是位于CPU与主存储器之间的一种规模较小但速度很高的存储器，CPU可直接对其访问，通常由SRAM组成。 4、温彻斯特(Winchester)技术:1968年，IBM公司首次提出温彻斯特(Winchester)技术，其技术的精髓是“蜜封、固定并高速旋转的镀磁盘片，磁头沿盘片径向移动，磁头悬浮在高速旋转的盘片上方，而不与盘片直接接触”，这也是现代绝大多数硬盘的原型。 5、数码相机:是一种能够进行拍摄，并通过内部处理把拍摄到的景物转换成以数字格式存放图像的特殊照相机。 6、像素点距:是指屏幕上两个相邻像素点的距离，点距越小，显示器显示图形越清晰，点距越小意味着单位显示区内可以显示更多的像点。 7、分辨率:是指屏幕上可以容纳的像素的个数，分辨率越高，屏幕上能显示的像素个数也就越多，图像也就越细腻，能够显示的内容就越多。 8、颜色深度:指每个像素可显示的颜色数目。每个像素可显示的颜色数目取决于显示卡上给它所分配的DAC位数，位数越高，每个像素可显示出的颜色数目就越多。 9、多媒体:是指用计算机的数字技术和相关设备交互处理的多种媒体信息的集合及其运用的方法和手段。 三、简答叙述题 1、 简述计算机主板(Main Board)的基本组成部分及作用。 unit to the Organization as the basic form of the party, to implement the "three lessons", members of democratic appraisal, such as daily educational administration system for basic support, making good use of various forms of education and training, integration into the regular, everyday work, a better objective world and remolding of subjective world. You want to combine studying the party's history, to carry forward the party's fine tradition and style, making it a spiritual power for party members and cadres. To contact focus on party members and cadres ' ideological and practical work, persist in combining positive education and the reverse side warning, to advanced models as a mirror, to negative examples as a warning. To local conditions, one policy, preventing the pot, one size fits all, and flood irrigation to prevent formalism and the motions to prevent routine aside, preventing easy to open, how many notes do to judge study results. 1, individual self-study. Leading cadres should read, learn, and understanding of the original principle, with conviction, with affection, with a mission to learn, with issue. The Party (total) branch according to the actual situation, levels of distinction, distinction, self-study demands on members, enhancing relevance and effectiveness. Encourage individual branches to produce Visual, Concise popular study materials can be produced making the pocket book, the use of micro-party lecture, micro-micro-video animation, to meet party members ' diverse needs of different groups. XX municipal organization Department produced a concise reader unit to the Organization as the basic form of the party, to implement the "three lessons", members of democratic appraisal, such as daily educational administration system for basic support, making good use of various forms of education and training, integration into the regular, everyday work, a better objective world and remolding of subjective world. You want to combine studying the party's history, to carry forward the party's fine tradition and style, making it a spiritual power for party members and cadres. To contact focus on party members and cadres ' ideological and practical work, persist in combining positive education and the reverse side warning, to advanced models as a mirror, to negative examples as a warning. To local conditions, one policy, preventing the pot, one size fits all, and flood irrigation to prevent formalism and the motions to prevent routine aside, preventing easy to open, how many notes do to judge study results. 1, individual self-study. Leading cadres should read, learn, and understanding of the original principle, with conviction, with affection, with a mission to learn, with issue. The Party (total) branch according to the actual situation, levels of distinction, distinction, self-study demands on members, enhancing relevance and effectiveness. Encourage individual branches to produce Visual, Concise popular study materials can be produced making the pocket book, the use of micro-party lecture, micro-micro-video animation, to meet party members ' diverse needs of different groups. XX municipal organization Department produced a concise reader 答:市场上的主板虽然品牌繁多，布局不同，但其基本组成是一致的，主要包括:用于安装CPU的Socket插座或Slot插槽;用于安装AGP显示卡的AGP插槽;用于安装内存条的内存插槽;用于安装各种PCI卡的PCI插槽;用于安装ISA卡的ISA插槽;用于连接硬盘及光驱的IDE或SCSI接口;用于连接软驱的软驱接口;用于连接串行设备的串行口;用于连接并行设备的并行口;用于连接USB设备的USB接口;键盘接口;鼠标接口;用于存储BIOS程序的BIOS芯片和用于存储微机设置参数的CMOS芯片以及用于检测CPU温度、电压，进行电源供应及管理和硬件自动检测报警的各种芯片及电子电路器件。 2、简述计算机的存储系统。 答:一)、CPU——Cache 存储层次:由于主存储器的读写速度低于CPU的速度，而CPU每执行一条指令都要访问内存储器，所以CPU总是处于等待状态，严重降低了系统的效率。引入Cache后，在Cache内保存着主存储器内容的部分副本，CPU在读写数据时首先访问Cache。由于Cache的速度与CPU相同，因此CPU就能在零等待状态下迅速地完成数据的读写。 二)、Cache——内存储器存储层次:当Cache中不含有CPU所需的数据时，CPU才去访问内存储器。此时用一个存储器读取周期的时间从内存中读出这个数据后送到CPU，并且，把含有这个数据的整个数据块从内存送到Cache中。 三)、内存储器——外存储器存储层次:当一个程序需要执行时，计算机必须将其程序通过一定的调度算法从外存调入内存。 >外存储器:其容量越来越大，但读写速度越来越低。 Cache- >内存储器- 3、简述硬盘驱动器日常维护的注意事项。 答:(1)正在读写硬盘时不能关掉电源，一定要确保硬盘读写完毕后才能切断电源。 (2)注意防尘和保护环境卫生。 (3)防止硬盘遭受震荡。 (4)控制环境温度，防止高温、潮湿、磁化。 (5)经常对硬盘进行扫描和整理—目录整理和磁盘碎片整理。(6)防止计算机病毒对硬盘的破坏。 4、简述显示器的分类。 答:一)按能显示的色彩种类的多少，可分为单色和彩色显示器。 二)按显示器件不同有阴极射线管(CRT)、液晶(LCD)、发光二极管(LED)、等离子体(PDP)、荧光(VF)等平板显示器。 is a qualified party members--party members in rural areas, as one of the rural party members and feature material. 2, intensive discussions. Town Party Committee center group (enlarged) learning and other forms, organize focused learning, each determined 1 thematic exchanges and discussions. Party plenary meeting of party members, party members around the Panel discussion organized. The first topic "belief and faith, strengthen four kinds of consciousness '" (schedule April-June); the second topic "commitment to a disciplined bottom line, lofty sentiment" (the time scheduled for July-September); the third topic, "adhere to the fundamental purpose, play party" (schedule October-December). Every thematic discussions with a number of party members focus on the, other party members to interact. Learning topics to both stick to the theme, and keep abreast of the actual, reflecting the characteristics of different groups of party members, party members, and on the. 3, tell a good party lecture. Party members and leading cadres should take the lead in to the branch give a Party lecture, to give a Party lecture, businesses, schools and other grass-roots party organizations in the countryside. "71", branch in conjunction with the beginning of the 95 anniversary activities, focused schedule 1 party lecture. Town Party Committee will invite school teachers, team members give a Party lecture. Encourage Branch Secretary, ordinary party members practice speaking party lecture, strengthen interaction and q/a release puzzled, enhance the attraction and appeal. 4, online learning. Full use of the various types of network media, time pushes learning content. Guiding party unit to the Organization as the basic form of the party, to implement the "three lessons", members of democratic appraisal, such as daily educational administration system for basic support, making good use of various forms of education and training, integration into the regular, everyday work, a better objective world and remolding of subjective world. You want to combine studying the party's history, to carry forward the party's fine tradition and style, making it a spiritual power for party members and cadres. To contact focus on party members and cadres ' ideological and practical work, persist in combining positive education and the reverse side warning, to advanced models as a mirror, to negative examples as a warning. To local conditions, one policy, preventing the pot, one size fits all, and flood irrigation to prevent formalism and the motions to prevent routine aside, preventing easy to open, how many notes do to judge study results. 1, individual self-study. Leading cadres should read, learn, and understanding of the original principle, with conviction, with affection, with a mission to learn, with issue. The Party (total) branch according to the actual situation, levels of distinction, distinction, self-study demands on members, enhancing relevance and effectiveness. Encourage individual branches to produce Visual, Concise popular study materials can be produced making the pocket book, the use of micro-party lecture, micro-micro-video animation, to meet party members ' diverse needs of different groups. XX municipal organization Department produced a concise reader 三)按显示方式的不同有图形显示方式和字符显示方式的显示器。 四)按照显像管外观不同有球面屏幕、平面直角屏幕、柱面屏幕等几种显示器。 5、简述多媒体计算机的主要技术。 答:(1)视频和音频数据压缩及解压技术 (2)多媒体通信网络技术 3)多媒体系统技术 ( (4)大容量的光盘存储技术 5)多媒体应用技术 ( (6)媒体处理与编码技术 7)超大规模集成电路制造等其它技术 ( unit to the Organization as the basic form of the party, to implement the "three lessons", members of democratic appraisal, such as daily educational administration system for basic support, making good use of various forms of education and training, integration into the regular, everyday work, a better objective world and remolding of subjective world. You want to combine studying the party's history, to carry forward the party's fine tradition and style, making it a spiritual power for party members and cadres. To contact focus on party members and cadres ' ideological and practical work, persist in combining positive education and the reverse side warning, to advanced models as a mirror, to negative examples as a warning. To local conditions, one policy, preventing the pot, one size fits all, and flood irrigation to prevent formalism and the motions to prevent routine aside, preventing easy to open, how many notes do to judge study results. 1, individual self-study. Leading cadres should read, learn, and understanding of the original principle, with conviction, with affection, with a mission to learn, with issue. The Party (total) branch according to the actual situation, levels of distinction, distinction, self-study demands on members, enhancing relevance and effectiveness. Encourage individual branches to produce Visual, Concise popular study materials can be produced making the pocket book, the use of micro-party lecture, micro-micro-video animation, to meet party members ' diverse needs of different groups. XX municipal organization Department produced a concise reader