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中英文文献翻译-基于ASP作业提交与批改系统.doc


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Internet
The Internet also known as the Net is the world's largest computer network . “ And what is a network”? You may ask. A computer network is basically a bunch of computers booked together somehow. In concept, it's sort of like a radio or TV network that connect a bunch of radio or TV stations.
Some computer networks consist of a central computer and a bunch of remote stations that report to it-a central airlinereservation computer, for example, with thousands of terminals at airports and travel agencies. Other, including the Internet, permit any computer on the network to communicate with any other.
The Internet is probably the most open network in the world. Thousands of computers provide facilities that are available to anyone who has Net access. This situation is unusual-most networks are very restrictive in what they allow users to do and require a pecific arrangements and passwords for each service. Although a few
pay services exist, the vast majority of Internet services are free for the taking , once you connected. If you don't already have access to the Internet through your company, your school, you'll probably have to pay for access to the Internet by using Internet access provider.
“How do I get to the Internet?” Well depending on your lifestyle, including your job or your school, checking out the Internet can be trivially easy or moderately difficult.
(1) Modem
A modem is a little device that enables data from one computer to travel to another computer by using ordinary telephone lines. This cute little box goes between your and your phone line and between the phone line and the computer on the other end. modem are built-in to some computer, so if you've not sure whether one is in your computer, ask.
If you need to buy a modem, find the cheapest fax modem that runs at 14400hps. You can pay more for things that go faster, but that speed isn't really passed on to you by using your ordinary phone line just now. Make sur

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  • 页数14
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  • 上传人mkjafow
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  • 时间2021-01-20