Unit 1 (Online World) - The Internet

Question 1

LAN

Answer 1

Local Area Network – network over a small geographical area i.e. your home or school

Question 2

WAN

Answer 2

Wide Area Network – network over a large geographical area i.e. the Internet

Question 3

What is the Internet?

Answer 3

The internet is a global network of interconnected computers. It provides us with a wide variety of information & communication services which we can access using a variety of devices.

Question 4

World Wide Web

Answer 4

The World Wide Web is the massive collection of web pages that we access using the Internet.

Question 5

URL

Answer 5

Is an address for a webpage. Uniform Resource Locator.

Question 6

Client

Answer 6

The device that you use to access the internet

Question 7

Router

Answer 7

Most commonly used home gateway device for getting online.

Question 8

DNS

Answer 8

domain name server, the system that automatically translates internet addresses to the numeric IP addresses that computers use.

Question 9

Backbone

Answer 9

An Internet backbone refers to one of the principal data routes between large, strategically interconnected networks and core routers on the Internet.

Question 10

POP

Answer 10

This is a Point of Presence, an access point for an area.

Question 11

Static IP

Answer 11

An IP address that doesn’t change

Question 12

NAP

Answer 12

The point from which an Internet service provider (ISP) drops down its lines and establishes a peering arrangement to provide Internet connectivity to customers.