Networking Basics

Objectives: 1. Utilize appropriate vocabulary to

communicate effectively in a technological society.

6. Describe uses of a networked computer.7. Assess the impact of networks on society

19. Recognize practices that are not keeping with netiquette

33. Explain the advantages of telecommunications

34. Demonstrate and explain ways technology is used for transfer of information.

Network

2 or more computers connected together to share information and hardware.

Network Adaptor

In order for networking to work you need a network adaptor.

A network adaptor is a piece of hardware to plug cables in. It sends and receives information through these cables.

The network adaptor is a network interface card.

Advantages to using a network

Networks allow you to share resources like files and software.

Networks allow people to work quickly, easily, and efficiently since everyone has access to the network files.

Share Hardware

Networks allow users to share hardware and this saves money.

Networks allow the sharing of printers and copiers.

Types of Networks

LAN: Local Area Network WAN: Wide Area Network

LAN

Covers a small geographic area like a school or office building.

Devices are connected with hubs and switches that allow you to transport information from 1 computer to another.

Creates an Intranet where a group of resources on the LAN are available to people only on that network

Server

A server is a computer that allows these shared resources to the network.

There are several different kinds of servers– Mail server– Print server– Web server– File server

Client

A computer that accesses the files on the servers is a client.

WAN

WAN is wide area network. It covers a large area of several miles. It connects a single computer to a network or

more WANs together. Usually uses a network adaptor to do this

Router

A router is a device that directs information to the correct network.

Routers allow areas to be wireless. Where are a few wireless places in Mobile?

Internet

Millions of computers around the world connected to each other.

WANs act as connections to the net HTML is the language of the web, it is a set of codes

used to make webpages. World Wide Web: also known as www, the web is

the part of the internet that consists of pages (documents) linked to each other around the world.

Resources on the internet are available to everyone

The internet allows you to:

Access information Play games Communicate with others buy and sell goods

Browser

A software program that lets you explore the internet and find graphics, text, sounds, movies, games, chat, and more.

Internet explorer is a browser!

URL

A URL is the address of a website on the world wide web.

Example: www.learning.com

Communicating on the Net

You can chat with others or talk to people by typing words into their computer. This is also know as instant messaging or IMs

Post to a bulletin board or discussion group. You can also reply to other posts and start your own discussion thread about a topic.

E-Mail

Its official name is electronic mail. It is a resource that allows you to send

messages from one computer to another. 3 parts to an e-mail address

alclements@mcpss.com

User Name

At symbol

Domain Name Like a street

address

Inbox

The place in your e-mail account where messages people send you are delivered.

They appear on a line in the inbox. It usually lets you see who’s it from, the date, and the subject.

To read a message from the inbox, just click on the name.

Parts of a new E-mail

To and CC: are where you type who you want to receive your e mail.

To is for the main person or people who need to get the mail

CC means carbon copy so you can send it to any additional people who may need to see the mail.

Subject: type a few words about your message Message or Body box is where you type your

message Attachment-to send a file along with your e-mail.