Lesson 3 Iba

Front 1

4G Fourth Generation

Back 1

wireless phone network capable of delivering high-speed broadband Internet access to mobile devices

Front 2

4G Mobile Hotspot

Back 2

a device that connects a wireless local area network to a wireless phone network at broadband speeds

Front 3

Backbone

Back 3

the highest level in the computer network hierarchy, to which smaller networks typically connect

Front 4

Bandwith

Back 4

the amount of inforamtion, sometimes called traffic, that can be carried on a network at one time.

Front 5

Client

Back 5

an individual computer connected to a network.

Front 6

Digital Subscriber Line (DSL)

Back 6

a high-speed direct Internet connection that uses all-digital networks

Front 7

Domain Name System (DNS)

Back 7

a system that maps uniquely hierarchical names to specific Internet addresses

Front 8

File Transfer Protocol (FTP)

Back 8

an internet protocol used to transfer files between computers: allows file transfer without corruption or alteration

Front 9

Gateway

Back 9

a node on a network that serves as a portal to other networks

Front 10

Hypertext Transfer Protocol (HTTP)

Back 10

the protocol for transporting HTML documents across the Internet

Front 11

Internet

Back 11

a worldwide network of interconnected networks

Front 12

Internet Message Access Protocol (IMAP)

Back 12

a protocol that resides on an incoming mail server

Front 13

Internet Protocol (IP)

Back 13

the data transmission standard for the Internet

Front 14

Internet Service Provider (ISP)

Back 14

an organization that maintains a gateway to the internet and rents access to customers on a per-use or subscription basis

Front 15

Modem

Back 15

an analog device that enables computers to communicate over telephone lines by translating digital data into audio/ analog signals and then back into digital form

Front 16

Network

Back 16

a group of two or m ore computers connected so they can communicate with one another

Front 17

Network Interface Card (NIC)

Back 17

a circuit board within a computer's central processing unit that serves as the interface enabling the computer to connect to a network

Front 18

Network News Transfer Protocol (NTTP)

Back 18

the Internet protocol used by news servers that enables the exchange of newsgroup articles

Front 19

Node

Back 19

any entity on a network that can be managed, such as a system, repeater, router, gateway, switch or firewall

Front 20

Packet

Back 20

data processed by protocols so it can be sent across a network

Front 21

Point to Point Protocol (PPP)

Back 21

a protocol that allows a computer to connect to the Internet over a phone line

Front 22

Point to Point Protocol over Ethernet (PPPoE)

Back 22

a protocol that implements PPP on top of the Ethernet architecture to connect an entire ntwork to the Internet

Front 23

Post Office Protocol (POP)

Back 23

a protocol that resides on an incoming mail server.

Front 24

Router

Back 24

a device that routes pacets between networks based on network-layer addresses

Front 25

Server

Back 25

a computer in a network that manages the network resources and provides, or serves, information to clients

Front 26

Simple Mail Transfer Protocol (SMTP)

Back 26

the Internet standaard protocol for transferring e-mailmessages from one computer to another

Front 27

Transmission Control Protocol/ Inernet Protocol (TCP/ IP)

Back 27

a suite of protocols that turns data into blocks of information called packets, which are then sent across the Internet

Front 28

Usenet (User Netwok)

Back 28

a collection of thousands of Ineternet computers, newsgroup members using Network News Transfer Protocol (NNTP) to exchange information

Front 29

Web Browser

Back 29

a software application that enables users to access and view Web pages on the Internet

Front 30

Web page

Back 30

an HTML document containing one or more elements that can be linked to or from other HTML pages

Front 31

Web Site

Back 31

a World Wide Web server and its content; includes multiple Web pages

Front 32

Wide Area Network (WAN)

Back 32

a group of computers connected over an expansive geographic area so their users can share files and services

Front 33

Wireless Acces Point (AP)

Back 33

a device that enables wireless systems to communicate with each other, provided that they ar on the same network

Front 34

World Wide Web (WWW)

Back 34

a set of software programs that enables users to access resources on the Internet via hypertext documents