（中职）计算机英语（第二版）课件-Unit 12 What Is Network Security电子课件

1、正版可修改PPT课件（中职）计算机英语（第二版）课件-Unit 12 What Is Network Security电子课件复习提问请说出下列专业术语的中文意思:1 license laisns 2 port p:t 3 download daunlud 4 wallpaper w:lpeip 5 folder fuld 答案：1许可；批准。2端口。3 计下载。 4墙纸。5文件夹 。2Unit 12 What Is Network Security? 主讲：XX老师本课件配套教材：计算机英语(第二版)苏兵学习内容Text: What Is Network Security? Practica

2、l Writing: 面试常见的10个问题 DIY: Smartphone SecurityGrammar Focus:时态（二） Exploration Reading: Computer Network Professionals Work 小结本单元及布置课后作业导学新课4导学新课【学习目标】-P147能读懂关于网络安全的英语说明文。能用英语简要地写出面试常见的10个问题的答案。能阅读关于智能手机安全的英语短文，并能DIY处理之。了解英语时态的使用。能阅读介绍计算机网络专家的工作的英语短文。了解未来的计算机网络。【学习难点】读懂课文中网络安全是如何运作的段落。5导学新课【导学新课】 根据

3、导学图的提示或你的经验，你如何个人电脑的网络安全？6Text: What Is Network Security? 学习生词-P1481 network security 网络安全2 protect prtekt vt. 保护3 business benefits 商业效益4 partner pa:tn n. 合伙人；伙伴5 be sufficient to 足以6 sophisticated sfistikeitid adj. 复杂的7 refer to 参考；涉及8 activity ktiviti n. 活动9 usability ,ju:zbilti n. 可用性7Text: What

4、 Is Network Security?10 reliability ri,laibilti n. 可靠性11 integrity integriti n. 完整性12 safety seifti n. 安全性13 data deit n. 数据14 effective ifektiv adj. 有效的15 target ta:git n. 目标16 threat ret n. 威胁17 worm w:m n. 蠕虫18 Trojan horse 特洛伊木马19 spyware spaiw n. 间谍软件；后门程式20 adware dw n. 广告程序8Text: What Is Netw

5、ork Security?21 denial of service attack 拒绝服务攻击；阻断服务攻击22 interception ,intsepn n. 拦截；窃听23 theft eft n. 盗窃；偷24 indentify theft 身份盗窃25 solution slu:n n. 解决方案26 multiple layers 多层27 fail feil vi. 失败28 accomplish kmpli vt. 实现；完成29 constantly kstntli adv. 不断地30 update pdeit v. 更新31 emerge im:d vi. 浮现；暴露9

6、Text: What Is Network Security?32 consist of 由组成33 component kmpunnt n. 部件；成份34 ideally aidili adv. 理想地35 minimize minimaiz vt. 使减到最少36 maintenance meintnns n. 维护，维修37 anti-virus ,ntivairs n. 防病毒38 firewall faiwl n. 防火墙39 block blk vt. 阻止；限制40 IPS 网络入侵防御系统41 VPNs 虚拟专用网42 remote access 远程访问10Text: Wh

7、at Is Network Security?43 in place 适当；在恰当的位置44 experience ikspirins n. 经历；体验45 disruption disrpn n. 破坏；毁坏46 employee emplii: n. 雇员；员工47 productive prdktiv adj. 生产的48 mandatory regulatory compliance 强制性的法规遵从性49 legal action 法律诉讼50 ultimately ltimtli adv. 最后；根本51 reputation repjutein n. 名声；声望 11Text:

8、What Is Network Security?Exercises In Class-P1511单词训练：请将左边的单词序号填到右边其相应的中文意思前.8 106514372912Text: What Is Network Security?学习课文-P148 (通译全文，分析难句) P148 倒数第6行：Effective network security targets a variety of threats and stops them from entering or spreading on your network (Fig 12.1).1、知识点： a variety of

9、种种；各种各样的例句：Thedepartmentstorecarriesavarietyofleather shoes. 这家百货商店经售各种皮鞋。2、翻译：有效的网络安全把各种威胁和阻止他们进入或在你的网络中传播作为目标(图12.1)。 13Text: What Is Network Security?Fig 12.1 Planning the Network Infrastructure14Text: What Is Network Security?P149 第3行：Viruses, worms, and Trojan horsesSpyware and adwareZero-day a

10、ttacks, also called zero-hour attacksHacker attacksDenial of service attacks (Fig 12.2)Data interception and theftIdentity theft翻译：病毒、蠕虫和特洛伊木马 间谍软件和广告软件 零日攻击,也称为零时攻击 黑客攻击 拒绝服务攻击(图12.2) 数据拦截和盗窃 身份盗窃 15Text: What Is Network Security?Fig 12.2 DoS Attack16Text: What Is Network Security?P149 倒数第5行：Networ

11、k security components often include (Fig 12.3):Anti-virus and anti-spywareFirewall, to block unauthorized access to your networkIntrusion prevention systems (IPS), to identify fast-spreading threats, such as zero-day or zero-hour attacksVirtual Private Networks (VPNs), to provide secure remote acces

12、s翻译：网络安全组件通常包括(图12.3):防病毒和反间谍软件防火墙,阻止未经授权的访问你的网络网络入侵系统(IPS)行为识别的威胁,如零日或零时攻击虚拟私有网络(vpn),提供安全的远程访问 17Text: What Is Network Security?Fig 12.3 Defence-In-Depth18Text: What Is Network Security?P150第3行： With network security in place, your company will experience many business benefits (Fig 12.4). Your co

13、mpany is protected against business disruption, which helps keep employees productive. 翻译：有了网络安全,你的公司会体现就许多商业利益(图12.4)。贵公司是防止业务中断,这有助于保持员工生产力。 19Text: What Is Network Security?Fig 12.4 Small Business Network Diagram20Text: What Is Network Security?Exercises In Class-P151 :2专业术语训练：请在下面专业术语的后面填上其正确的中文

14、意思.网络安全 拒绝服务攻击 商业的名声 零时的攻击 非授权访问 商业利益黑客攻击 复杂网络的威胁 间谍软件和广告程序 特洛伊木马 21Text: What Is Network Security?3问答题：阅读课文，简要地写出下列问题的答案.1 What is network security? 2 What are the threats to my network? 3 How does network security work?参考答案：1 your network security may not be sufficient to protect your business fro

15、m todays sophisticated Internet threats. (P148 第6行)2 Many network security threats today are spread over the Internet. The most common include: Viruses, worms, and Trojan horses; Spyware and adware; Zero-day attacks, also called zero-hour attacks; Hacker attacks; Denial of service attacks; Data inte

16、rception and theft; Identity theft. (P149 第1行)3 Network security components often include: Anti-virus and anti-spyware; Firewall, to block unauthorized access to your network; Intrusion prevention systems (IPS), to identify fast-spreading threats, such as zero-day or zero-hour attacks; Virtual Priva

17、te Networks (VPNs), to provide secure remote access. (P149倒数第5行)22Practical Writing:面试常见的10个问题 面试常见的10个问题-P152 人往高处走，水往低处流很少有人一生中只做一份工作，跳槽甚至被裁员在职场中都是正常的，而如果你正处于这样的情况，就好好准备去参加各种各样的招聘、面试。工作面试时你去面对未来的老板的征途中最重要的一个过程。你必须像进行一个击剑锦标赛或一个国际象棋比赛那样的坚韧和敏捷来对待面试。即使你不准备跳槽，也没有面临被裁员的危险，本文对你长远的职业规划也会有所助益。下面是英语面试的10个常见

18、问题，面试者需提前做好书面准备。1Tell me about yourself简要介绍你自己。2Why are you interested in this position?你为什么对这份工作感兴趣？3What are yourstrengths?谈谈你的优势？23Practical Writing:面试常见的10个问题 4What is Your Biggest Weakness?谈谈你最大的弱点是什么？5Why do YouFeel You are Right for this Position?为什么你认为自己适合这个职位？6What are yourinterests?你有哪些兴趣爱

19、好呢？7What are yourshort and long term goals?你对于短期和长期的目标是什么？8Howdo you prioritize when you are given too many tasks to accomplish?你怎样在一堆根本做不完的工作任务中区分轻重缓急？9Whyshould I hire you over the other candidates I am interviewing?我为什么要从这么多应聘者中选择你呢？10What are your compensation expectations? 你去年的收入是多少？你对于报酬有什么样的期

20、望？24Practical Writing:面试常见的10个问题 练习题： 假设你即将到一家外资的IT公司应聘，针对上面的10个问题，请用英语简要写出你心目中的答案 。用时：10分钟。 25DIY: Smartphone Security 课堂阅读-P153 请同学们6分钟内阅读完该短文，并用中文简述其大意。(提问2个同学) Fig 12.5 ios-Android-Security 26Grammar Focus:时态（二） 时态（二）-P1544. 过去将来时 过去将来时表示从过去某一时刻的角度看将要发生的事。由shall或will的过去式should或would+动词原形构成。主要用于主

21、句的谓语动词为过去时，从句为某种将来时态的宾语从句或其他从句。Mr. Li said he would be back in a few days.5. 现在进行时 现在进行时由助动词be的现在式am/is/are+动词的现在分词构成.主要用法如下：(1) 表示说话时，或现阶段正在进行或发生的情况。What are you doing now?（你现在在做什么？）(2) 也可表示时间状语从句或条件状语从句中的将来行为。Ill think about it while you are reading the morning post.27Grammar Focus:时态（二）(3) 也可表示一个

22、即将发生的行为，主要用于go to，to start，to leave，to come这些动词。 We are leaving for Beijing tomorrow. 6. 过去进行时 过去进行时由助动词be的过去式was/were+动词的现在分词构成。它表示过去一时刻或阶段正在继续进行的动作。其用法与现在进行时基本类似，只是需要用表过去时间的状语。如：They were doing the exercise when I finished.7. 现在完成时现在完成时由助动词have/has+动词的过去分词构成，主要用法如下：(1) 表示说话以前已经完成的行为，这个行为的结果对现在的情况有影响，常与already，ever等状语连用。He has been to Hainan.28Grammar Focus:时态（二）(2) 表示动作或状态从某一时刻开始，一直延续到现在，可能刚刚结束，也可能继续下去.往往和表示一段时间的状语连用，如since，for，these days等。She has worked here since 2000.8. 过去完成时过去完成时由助动词h