Computer network Essay Example for Free

Computer network Essay The Internet is network of networks, linking computers to computers sharing the TCP/IP protocols. Each runs software to provide or â€Å"serve† information and access and view information. The internet is the transport vehicle for the information stored in files or documents on other computers. It is sometimes compared to a giant international plumbing system. The internet itself does not contain information. What it was found in is one of the computers linked to the internet. The Internet, A global computer network providing a variety of information and communication facilities, consisting of interconnected networks using standardized communication protocols. It is a network of networks that consists of millions of academic, government, private, business, public networks and, of local to global scope, that are linked by a broad array of electronic, wireless and optical networking technologies. The internet can have many services, like Electronic mail(e-mail) that permits you to send and receive mail, Telnet(remote login) that permits your computer to onto another computer and use it as if you were there, FTP(File Transfer Protocol) allows your computer to rapidly retrieve complex files intact from a remote computer and view or save them on your computer, etc. To access the internet by computer, you need a computer, a modem or other telecommunications link, and software to connect to an Internet Service Provider. The internet is indeed a wonderful, amazing and brilliant gift that has been given by science to humans. Presently in this modern era, the Internet plays a significant role in our daily human life. Whereas, we are seriously addicted to using the Internet in this century. Moreover, people like to spend plenty of our human lives. Ten years ago, the Internet was practically unheard of by most people. Today, the Internet is one of the most powerful tools throughout the world. The Internet is a collection of various services and resources. According to Russ Brock, a director and consultant at the Center for Innovation and Inquiry, the Internet is main components are E-mail and the World Wide Web. There’s a lot more to the Internet than E-mail, search engines, celerity web sites, up-to-the-second sports scores, and chat rooms full of risk discussions. The Net also ranks as one of today’s best business tools if it’s used adroitly. Almost all households contain the Internet; however, before people connect to the Internet, they need to be aware of its disadvantages and advantages. Many fear the Internet because of its disadvantages. They claim to not use the Internet because they are afraid of the possible consequences or are simply not interested. People who have yet connected to the Internet claim they are not missing anything. Today s technological society must realize, it is up to them to protect themselves on the Internet. Half of U. S. adults, or 94 million Americans, aren’t online. Children using the Internet have become a big concern. Most parents do not realize the dangers involved when their children log onto the Internet (Children and the Internet). When children are online, they can easily be lured into something dangerous. When children talk to others online, they do not realize they could actually be talking to a harmful person. As a result, there have been many cases where children have been convinced to meet people they have talked with online. In fact, stories seem to come out every week: a child or teenager lured into something foolish, dangerous, or even deadly on line. Cathy Cleaver of the Family Research Council claims that it is against the law for a molester to even attempt to find children online In addition, children may also receive pornography online by mistake; therefore, causing concern among parents everywhere. Whether surfing the Web, reading newsgroups, or using email, children can be exposed to extremely inappropriate material. Pornographic sites tend to make sure they are the first sites to be listed in any search area; thus, children come across such sites easily. A man from Pearl, Mississippi was arrested in 1996 for downloading pornographic images of children from the Internet. He was charged with 290 counts of child pornography). Some critics say that parents are responsible for their own children on the Internet because there are available services to protect children. To keep children safe, parents and teachers must be aware of the dangers.