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Computer RoomComputer RoomBackground Information:In the computer room of one overseas university,a student fromChinawants to surf on internet. He asks a computer technician for help. Sandy (female) :student;Ted (male) :technician Sandy:Excuse me. Would you give me a hand? Ted:Ok,what can I do for you? Sandy Pd like to search some information on the internet,but I have no idea about how to use the computer. Ted:Don’t worry about it. It's easy for you to master some knowledge about computer. I will give details to you. Sandy:Thanks a lot for your help. Ted: You’re welcome. example 2Background Information :A student meets some problems in computer room;a teacher helps him in time. Adam (male):student,Charles (male): teacher Adam:Excuse me. I think I have a study problem and may need your help. Charles:Oh,what’s that? Adam:I missed one of the history lectures last week, so I wondered if I could make it up on the internet. But I don’t know how to use the school system. Charles: I will show you. First you can visit our school? s website. Then you find the blackboard academic suite. Adam:Yes,I know it,and I just donyt know exactly how to use the blackboard academic suite.. Charles:That’s easy. You musi have a username and password to come into the system. Adam:I see. Charles:And then you enter the login information in the blanks. Only a small dick of the login button will allow you to see what you want to know. Adam:That’s sounds easy. Let me have a try. Charles:Ok, you can try it right now. Adam:Ok,I find it. Thank you. You really helped me a lot.example 3Xiao ming :Online can learn anything,is it realy true? Jack:That's right. The popularity of Yahoo and Google are good evidence for that. Xiao Ming:Also people inAmericaare asking for help to protect them from web attacks. Jack:Yes,some Internet vandalism has even aroused attention from some departments of the government. Xiao Ming:Do you know what web attacks are? Jack:That means that so much traffic floods a web site that legitimate customers cannot get trough. Xiao Ming:Oh,I've got it. So what do the hackers want? Just to disrupt internet users? Jack:yes, for most hackers, but some of them want to get information in an illegal way. Xiao Ming:That sounds terrible. What measures can we take to protect those being hacked? Jack:We can immediately identify and patch the holes and vulnerabilities in the various systems. Xiao Ming:But that goes without saying. Jack:Absolutely. The attacked websites have to use a comprehensive security system that includes a firewall hardened operating systems,and security assessment and intrusion detection technologies. Xiao Ming:to completely prevent cyber attacks sounds like walking on water. Jack: But it is also imperative to improve Web security in China. Xiao Ming:It is true. I think it’s better for China to fight this . |
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