Lesson 3 Vocab #1

4. Highlighted or underlined text in a Webpage that, when clicked, links the user to another location or Webpage.
5. A worldwide network of interconnected networks.
10. A server that resolves domain names into IP addresses.
11. The protocol for transporting HTML documents across the Internet.
12. An organization that maintains a gateway to the Internet and rents access to customers on a per-use or subscription basis.
13. A system that maps uniquely hierarchical names to specific Internet addresses.
14. Wireless phone network capable of delivering high-speed broadband Internet access to mobile devices.
16. An individual computer connected to a network. Also, a system or application (such as a Web browser or user agent) that requests a service from another computer (the server) and is used to access files or documents.
19. The data transmission standard for the Internet.
20. A group of computers connected within a confined geographic area.
21. A node on a network that serves as a portal to other networks.

1. An analog device that enables computers to communicate over telephone lines by translating digital data into audio/analog signals (on the sending computer) and then back into digital form (on the receiving computer).
2. The amount of information, sometimes called traffic, that can be carried on a network at one time. The total capacity of a line. Also, the rate of data transfer over a network connection; measured in bits per second.
3. A protocol that resides on an incoming mail server. Similar to POP, but is more powerful. Allows sharing of mailboxes and multiple mail server access. The current version is IMAP4.
6. The highest level in the computer network hierarchy, to which smaller networks typically connect.
7. A base-16 number system that allows large numbers to be displayed by fewer characters than if the number were displayed in the regular base-10 system.
8. A high-speed direct Internet connection that uses all-digital networks.
9. The complete domain name of an Internet computer, such as www.ucorp.biz.
15. A computer that other computers can use to gain information. In network architecture, a host is a client or workstation.
17. An IP address represented in words.
18. A device that connects a wireless local area network to a wireless phone network at broadband speeds.