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计算机病毒可分为文件病毒 、___ 、 多裂变病毒 、 秘密病毒 、异性病毒、宏病毒
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相关试题
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数据库常见的攻击方式为SQL注入、___ 、网页挂写。
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数据库的破坏来自非法用户、___ 、多用户并发访问几个方面。
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为了保护数据库，防止被恶意的滥用，可以从环境级、职员级、___、网络级、DBS级由低到高的我一个级别上设置各种安全措施。
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与传统防火墙不同，WAF工作在___ ，因此对web应用防护具有先天的技术优势。
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SQL注入即通过把命令插入Web表单进行提交___的查询字符串，
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最终达到欺骗服务器执行恶意的___ 。
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计算机病毒按传染程序的特点分类，可以分成引导扇区传染病毒、传染病毒和网络传染病毒。___
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计算机病毒是指编制或者在计算机程序中插入的破坏计算机功能或者数据，影响计算机使用并且能够自我复制的一组计算机指令或者___。
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计算机单机使用时，传染计算机病主要是通过___。
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计算机病毒是指能够侵入计算机系统病在计算机系统中潜伏，传播，破坏系统正常工作的一种具有繁殖能力的___ 。
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操作系统安全的主要特征有:最小特权原则，___ ，安全审计，安全域隔离。
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网络服务器安全配置的基本安全策略宗旨是最小权限+最少应用+最细设置+___ =最高的安全。
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在 Windows中可以使用___命令来查看端端口。
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加密文件系统是一个功能强大的工具,用于对客户端计算机和___ 上的文件和文件夹进行加密。
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在各种各样的后门中,一般也不外乎___，漏洞后门和木马后门三类。
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防火墙是一种网络，他用与增强内部网络安全性，决定外界的哪些用户可以访问内部的哪些服务，以及那些外部站点可以被内部人员访问。___
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常见的防火墙有三种类型：分组过滤防火墙，___ 和状态检测防火墙。
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防火墙按组成件分为___ 和应用网关。
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掉话率=___*100%，其中，___总次数统计的是无限侧的CLEARREGVEST消息。
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与定位功能相关的辅助无线功能有：指配 、___、 overload与underload 子小区结构 、 小区负荷分担 、 扩展小区 、 小区内切。
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是否软件用L算法，是由___ 和MSRXSUFF参数来决定。
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BO软件包括3个模板：BusinessObjects、___、Suporvisor。
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当我们要直接做一张报表，不需要建立新的UNIVERSE的时候，要用模板___ ：当我们要建立一个新的universe的时候，要用模板 Designer：当我们要做用户管理工作的时候，要用模板 Suporvisor。
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常用的电子邮件协议有___ 和POP3。
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目前，成熟的端到端安全电子邮件标准有___ 和S/MIME。
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Internet电子欺骗主要有___ 、DNS电子欺骗、IP电子欺骗。
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ARP是负责将IP地址转化成对应的___ 协议。
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VPN常用的连接方式有通过___ 、通过Internet实现网络互联等。
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在计算机网络安全技术中，Dos的中文译名是___。
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___的特点是先用一些典型的黑客入侵手段控制一些高宽带的服务器，然后在这些服务器上安装攻击进程，集数十台、数百台甚至上千台机器的力量对单一攻击目标实施攻击。
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SYN flooding攻击即是利用___ 协议设计弱点。
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___ 是一个孤立的系统集合，其首要目的是利用真实或模拟的漏洞或利用系统配置中的弱点，引诱攻击者发起攻击。它吸引攻击者，并能记录攻击者的活动，从而更好地理解攻击者的攻击。
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密码按密钥方式划分，可分为___式密码和非对称式密码。
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DES加密算法主要采用_____________和_______的方法加密。
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非对称密码技术也称为_____密码技术。
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Tom is a book lover. ______ likes reading very much.
A. He B. She C. You D. It
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—May I listen to the music here, Mr. White?
—Sorry, you’d better it like that．
A. not to do B. not do to
C. dont do D. not do
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3.—Did you have a good time at Lauras birthday party?
— Yes, indeed. Its several years ________ I enjoyed myself so much.
A. when B. before C. since D. that
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4. —___________ is the Summer Palace from here?
About three kilometers away. You can take the No. 35 bus.
A. How long B. How far C. How often D. How much
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5. I was looking for a birthday gift for my mother, but I couldnt find ______ suitable.
A. anything B. something C. nothing D. everything
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6. A friend of my ____ and I are going to visit_______ next week．
A. father; Browns B. father's; Browns
C. father; the Browns D. father's; the Browns
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7. She ______ very hard since she came to our school.
A. studies B. has studied C. is studying D. studied
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8. — Who will send you to the new school, your mom or your dad?
— _______. Ill go there by myself.
A. Both B. Either C. Neither D. None
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9.—Well do what we can ____English well this term．
—It’s high time for you to work hard．
A. study B．to study C. be studied D. be studying
【单选题】
10. —I’m going to Flower Bookstore. Could you tell me ______?
— Sorry, I don’t know. I’m new here.
A. where it is B. where was it C. where is it D. where it was
【单选题】
11. How do you like the dishes, Eric?
— Fantastic! Nothing tastes ________.
A. nice B. better C. terrible D. worse
【单选题】
12. ______ Lin Feng has to work late, she always wears a smile on her face.
A. Because B. If C. Until D. Though
【单选题】
13.You can save money _______ you buy cheaper things.
A. before B. unless C. if D. until
【单选题】
14. We will have a _________ holiday after the exam．
A. two-month B. two month’s C. two month D. two-months
【单选题】
15. —We will build an underground in Xuzhou before 2015．
— Wow, _______! Will it pass our place?
A. what an excited news B. how excited the news is
C. what exciting news D. how exciting
【单选题】
16. — Emily, here’s a dictionary．I hope it will help you in some way．
— Thank you．It’s ________ what I need．
A. almost B. still C. only D. just
【单选题】
17. —Oh．I’m hungry．Mum, can I have the hamburger on the plate?
—No．It tastes ．
A. terribly B. terrible C. good D. well
【单选题】
18. —We can invite our teachers to the farewell party next Saturday.
—Yes, ______? I’ll call them at once.
A. what for B. what C. why not D. why
【单选题】
19.You can ________ ask the old man to move away to any other place because he has lived ________ here for at least sixty years．
A. hardly; alone B. hard; alone
C. hardly; lonely D. hardly; lonely
【单选题】
20.—I’m going back to see my grandparents this weekend．
—________．
A. It’s very nice of you B. You’d better hurry
C. Say goodbye to them D. Give my best wishes to them
【单选题】
21.—Why not take ____ umbrella with the sign “Made in China”? It is useful.
—What _______ good advice it is!
A. an; a B. a; a C. an; \ D. \; a
【单选题】
22. —Do you know the boy________ is sitting next to Peter?
— Yes. He is Peter’s friend. They are celebrating his ________ birthday.
A. who; ninth B. that; ninth C. /; ninth D. which; ninth
【单选题】
23. It was dark, ______ I couldnt see what was happening.
A. or B. though C. but D. so
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24.—You can use MSN to talk with Vivien on the Internet.
—I know. But can you tell me ________?
A. what I can use it B. when I can use it
C. why can I use it D. how can I use it
【单选题】
25. _______ are you going to the School Uniform Exhibition, Amy ?
To learn about different styles of school uniform.
A. What B. Where C. Which D. Why
【单选题】
( ) 26. Where does the writer of "The little Prince" come from?
A．England． B．France． C．America． D．China．
【单选题】
( ) 27. What does the prince do after the fox tells him a secret?
A．He cares more about a flower and a sheep．
B．He meets many more strange adults on other planets．
C．He realizes his love for the rose and he goes back to his planet．
D．He discovers interesting things such as a snake, other roses and a fox
【单选题】
( ) 28. What does "The little Prince" mainly talk about? It' s about _________．
A．the adult world B．the planet B -612
C．a rose and a fox D．the adventure of a young prince
【单选题】
( ) 29. What is the writer's main purpose（目的）in writing this passage？
A．To tell the readers his life story．
B．To tell people what kind of person his father was．
C．To tell the readers what present he got from his father．
D． To let people know how poor he was．
【单选题】
( ) 30. Why did the father not ask his son not to do this and do that？
A．Because he felt quite confident of his son．
B．Because he was born from a poor family．
C．Because he was a man of few words．
D．Because he didn't want to be much too strict with his son．
【单选题】
( ) 31. What would someone learn from this passage？
A．How to live by oneself． B．How to stand on one's own feet．
C．What a good father should do． D．What the self-important is like．
【单选题】
( ) 32. What may be the proper Chinese for the underlined part in the passage？
A．闲暇时光 B．学费 C．精神空虚 D．经济不足
【单选题】
( ) 33. Why did Natalie Smith pay for the six cars behind her?
A. She had seven tickets.
B. She hoped to please others.
C. She knew the car drivers well.
D. She wanted to show kindness.
【单选题】
( ) 34. Judy Foreman copied down the phrase because she ___ .
A. thought it was beautifully written
B. wanted to know what it really meant
C. decided to write it on a warehouse wall
D. wanted her husband to put it up in the classroom
【单选题】
( ) 35. Who came up with the phrase according to the passage?
A. Judy Foreman. B. Natalie Smith. C. Anne Herbert D. Alice Johnson.
【单选题】
( ) 36. What can we infer from the last paragraph?
A. People should practice random kindness to those in need.
B. People who receive kindness are likely to offer it to others.
C. People should practice random kindness to strangers they meet.
D. People who receive kindness are likely to pay it back to the giver.
【单选题】
( ) 37.The greatest river for navigation is ___________.
A. the Nile B. the Amazon C. the Mekong D. the Mississippi
【单选题】
( ) 38. From a dam, people can use the water for ___________.
A. keeping the rivers clean B. only making electricity
C. irrigation and making electricity D. washing clothes
【单选题】
( ) 39. The water in the river is polluted because of _____________.
A. people's drinking water too much B. people's swimming in the river too much
C. chemicals and other materials D. people's building a dam across a river
【单选题】
( ) 40. The best title of the passage is ___________.
A. Rivers in Cities B. The importance of Rivers
C. Transportation D. Natural Resources
