Unit 5 Office Automation Text 1 Fundamentals of office Automation Office automation is the application of computer and communications technology to improve the productivity of office workers. In the mid-1970s, the term was used to describe the interactive

Unit 6 Multimedia Text 1 What is multimedia? The answer is neither simple nor easy. Multimedia is the combination of computer and video technology. In fact, Multimedia is just two media: sound and is made from a mix o hardware and software. or machine and ideas

第一章计算机网络概述(第一讲 1.1计算机网络的发展 1.1.1计算机与通信相结合 计算机网络(Computer Network)出现的历史不长,但发展很快,经历了一个从简单到复杂的演变过程。 第一代计算机网络: 远程联机系统:以单个计算机为中心的计算机网络前端处理机FE终端控制器TC远程联机系统的典型结构如图:

计算机英语试题答案 一、词汇(选择一个最合适的词汇,将对应的英文字母填入空格内。每题1分,共10 分) 1, B refers to the parts of the computer that you can see and touch. A. Software B. Hardware C. Hardship D. Instruction

计算机英语试题答案 一、词汇(选择一个最合适的词汇,将对应的英文字母填入空格内。每题2分,共20分) 1, B is used to communicate with another computer over telephone lines A. keyboard B. modem C. mouse D. printer

计算机英语试题 一、词汇(选择一个最合适的词汇,将对应的英文字母填入空格内。每题2分,共20分) 1, A is used to communicate with another computer over telephone lines. A. keyboard B. modem C. mouse D. printer

一、词汇(选择一个最合适的词汇,将对应的英文字母填入空格内。每题1分,共10分) 1, refers to the parts of the computer that you can see and touch. A. Software B. Hardware C. Hardship D. Instruction

II. Listening Skills Making Calculations 1. W: It sounds expensive. Why did they charge you so much for repairing the computer? M: Well, its $25 for labor to start with. A new modern cost another 50 bucks. On top of that I needed a new battery, and it cost $17

该章主要介绍网络安全技术。包括网络安全基本内容、网络的安全威胁、网络攻击和防御方法、常用的加密技术、防火墙技术、网络欺骗技术。目的是希望同学能够了解网络安全的基本知识，掌握网络维护的基本内容和方法。重点难点：网络安全涉及的内容；网络安全的威胁；网络攻击的常用方法；网络防御的方法；常用的加密技术；常用的防火墙技术；常用的网络欺骗技术

第1章计算机基础 【考点一】计算机的发展 自从1946年2月现代电子计算机的鼻祖 ENIAC(electronic numerical integrator and computer)在美国宾夕法尼亚大学问世以后,短短50年 里,计算机技术经历了巨大的变革