I. Read, give your opinion and continue a list (By Clay Shannon)

Part II Self-study work

IV. Answer the following questions.

II. Dictate the following text to your group mate. Check it together.

In the world of computers, networking is the practice of linking two or more computing devices together for the purpose of sharing data. Networks are built with a combination of computer hardware and computer software. Server Operating System (OS). Server Operating systems are hi-end programs designed to provide network control and include special functions for connecting computers and other devices into a network. Three of the more popular server OS are Microsoft windows, Mac OS X, and UNIX/Linux. The selection of an OS is determined by how the server will be accessed, security issues, whether the serve will host a database, whether forms will be processed, whether programs such as Microsoft Expression Web or Adobe Dreamweaver will be used, and other individual factors. Client access to the server can be through desktop or notebook computers, handheld devices, game systems, and other similar electronic devices.

III. Networks can be categorized in several different ways. One approach defines the type of network according to the geographic area it spans. One way to categorize the different types of computer network designs is by their scope or scale. For historical reasons, the networking industry refers to nearly every type of design as some kind of area network. Common examples of area network types are: MAN, CAN, WLAN, LAN, PAN, WAN, SAN, DAN. Fill in the following table with these abbreviations.

1.		Local Area Network
2.		Wireless Local Area Network
3.		Wide Area Network. The world's most popular WAN is the Internet. Some segments of the Internet, like VPN-based extranets, are also WANs in themselves. Finally, many WANs are corporate or research networks that utilize leased lines.
4.		Metropolitan Area Network
5.		Storage Area Network, System Area Network, Server Area Network, or sometimes Small Area Network
6.		Campus Area Network, Controller Area Network, or sometimes Cluster Area Network
7.		Personal Area Network
8.		Desk Area Network

1. What equipment do you need to set up a wireless network?

2. Where should you position a wireless router?

3. What two tasks should you perform to secure the wireless network?

4. How do you add a computer to the network?

5. How can you share files on a Windows 7 network?

Task 5 Can you discuss? Let’s do it!

You Might Be A Programmer If... -

Anytime you see a penguin, it makes you think of Linux

Your computer has more RAM than your car has horsepower.

When you hear the term “Evil Empire”, you think, not of Ronald Reagan and the old USSR, but of Microsoft.

Before you move into a new house or apartment, the most important thing to you is the type and amount of wiring with which it is equipped.

You have a LAN in your room.

You like the sound of modems when they’re handshaking.

Pornography is not the first thing you think of when you see the letter X.

You don’t think wearing tennis shoes with a suit is strange.

You own more than 50 T-shirts, but can’t remember the last time you had to actually pay for one. You understood the InterBase T-shirt.

You’re the highest-paid but worst-dressed person in the office.

You get involved in heated conversations on newsgroups concerning things about which “normal” people have never even heard.

You’ve spent more time in front of a computer screen than a television screen.

Your PC’s monitor is bigger than your television screen.

When watching movies that show computers, you can not only tell which operating system is being used, but you also know what development tool was likely used to create the custom applications that are shown.

You know where Scott’s Valley is. You know who Scott McNealy is.

You know that it wasn’t named after Scott McNealy.

You keep in touch with dozens of people on a regular basis, but have not sent a personal letter via the post office in years.

Task 6 Can you present? Let’s do it!

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