WEEK/TERM: THIRD TERM /WEEK 7
CLASS: JSS 1
DATE: 1st August, 2020
SUBJECT: Computer Science
TOPIC: Terms Associated to the Internet
References: Oxford Dictionary of Computing, Wikipedia
In the early days, most people just used the internet to search for information. Today’s internet is a constantly evolving tool that not only contains an amazing variety of information, but also provide new ways of accessing, interacting and connecting with people and content. As a result, new terms are constantly appearing as new technologies are introduced.
Note for the Student
A list of terms associated with the internet
- Internet – The largest computer network in the world, connecting millions of computers.
- Network – A group of two or more computers linked together.
- LAN – Local Area Network; a LAN is two or more computers sharing resources in a relatively small geographic location, often in the same building.
- WAN – Wide Area Network. A WAN typically consists of two or more LANs. The computers are farther apart and are linked by telephone lines, dedicated telephone lines, or radio waves. The internet is the largest Wide Area Network (WAN) in existence.
- Servers – A computer that “serves” many different computers in a network running specialized software and storing information. For example, web pages are stored on servers.
- Client – when you access a web page, your computer is acting as a client. A client runs familiar software such as web browsers or email software, and it communicates with the server to get the information it requires. In order for your browser to display a web page, it requests the data from the server where the page is stored. The server processes the request, then sends the data to your browser, where it is displayed.
- Peer-to-peer (P2P) networks – each computer acts as both a server and a client.
- The World Wide Web (WWW) – The World Wide Web is a virtual network of web sites connected by hyperlinks (or links). Websites are stored on servers on the internet, so WWW is a part of the Internet.
- HTML – The backbone of the World Wide Web is made up of HTML (Hyper Text Markup Language) files, which are specially formatted documents that can contain links, as well as images and other media. All web browsers can read HTML files.
- URL (Uniform Resource Locator) – The URL also known as the Web Address, tells the browser exactly where to find the page.
- Tim Berners-Lee – A software engineer who created the world Wide Web in 1989. Before then computer could communicate over the internet, but there were no web pages.
- Facebook – It is used by more than a billion people. If you have family or friends that live far away, you can connect with them through Facebook.
- VoIP (Voice over Internet Protocol) – Allows you to have telephone service through Your Internet connections. Some services also let you do video conferencing, such as Skype.
- Modem – The primary piece of hardware that connects you to the Internet.
- Router – A router is a hardware device that allows you to connect several computers and other devices to a single internet connection, which is known as home network. Many routers are wireless, allowing you to easily create a wireless network.
- Network Card – This is a piece of hardware that allows computers to communicate over a computer network. Most recent computers have a network card built into the motherboard, so it probably is not something you will need to purchase. The network card will either have an Ethernet port, a wireless connection, or both.
- Web Browser – A web browser is the tool you use to access the World Wide Web. The Browserꞌs main job is to display web pages.
- 4G – fourth generation
- Encryption – Encryption prevents unauthorized people from reading the data that is transmitted over your wireless network.
- Email – Electronic mail is a way to send and receive messages across the Internet.
List 10 terms associated with the Internet outside the ones listed above.