The Internet

-is a collection of computers throughout the world which are mostly connected using telephone lines for the purpose of sharing information.

- it is an international web of interconnected government, education & business computer networks.

ARPA (1957 ) Advanced Research Projects Agency

1962 Packet-switching technology is propose. Wherein messages are divided into packets before they are sent. Each packet is then transmitted individually and can even follow different routes to its destination.

Once all the packets forming a message arrive at the destination, they are recompiled into the original message.

Packet is a piece of a message transmitted over a packet-switching network. http://www.pbs.org/opb/nerds2.0.1/geek_glossary/packet_switching_flash.html

Who owns the Internet?No organization, corporation or government owns or runs the internet, the equipment –the computers, the cables, the routers are owns by the gov’t & private org. are paid for taxes & user fees.

Internet

Explorer Window

MENU BAR

STATUS BAR

BROWSER PANE

STANDARD TOOLBAR

ADDRESS BAR

Links bar

EXPLORER BAR

TITLE BAR

Menu bar - contains all the commands you

need to access and move around the web page.

Address bar – displays the address of the

current page.

Title bar –a displays the name of the web page

you are viewing.

Standard Toolbar – provides buttons to access

& move around the web pages & work in

Internet Explorer.

Status bar – shows the progress of loading page.

Links toolbar - contains buttons for quick access

to your favorite web sites.

Browser pane – displays the current doc. or web page.

Explore bar – displays links to web pages from

search result, favorite list

The Internet Explorer Standard Buttons

The Back button allows you to go back to the previous

internet page you visited.

Forward button lets you display the next page if you had used the Back button to get to the current page..

Stop button stops internet

activities.

Refresh button used to resend the request to open a particular URL

again once the connection has been reset. .

Search button allows you to gain access to search provider.

Favorites button allows you to store the websites that

you like.

History button shows you the list of sites that you have

recently visited.

Home button allows you to return to the home page of

the site that you are visiting.

Last

Uses of Internet

• communicate w/ people• retrieve informationWhat is e-mail? It is an electronic message sent from one device to another. E-mail address defines the location of the an individual’s mailbox on the internet.

Parts of an E-mail address:1. user name2. domain name

username@domain name

E-mail addresses:k05132007@yahoo.comk05132007@gmail.comk05132007@hotmail.commacarreon@teacher.deped.gov.ph

standard format of the e-mail

address

My E-mail address: k05132007@yahoo.com

k05132007@gmail.com

k05132007@hotmail.com

My Username is: k05132007

My Domain name are: yahoo.com gmail.com hotmail.com

How E-mail works?

http://www.learnthenet.com/english/animate/email.html

Direction: Fill in the blank.

___ 1. It is an international web of interconnected government, education & business computer networks.

___ 2. It is a piece of a message transmitted over a packet-switching network.

___ 3. What is the standard format of the email address?

___ 4. The acronym ARPA stands for ?

___ 5. Packet-switching technology is propose in the year ____?

Enumeration:6-10. Give at least 5 parts of Internet

Explorer Window.

Assignment:1. What are the different Organizational

and Geographical Domain?2. What are the different rules in using the internet?

Ref: any Internet computer book

Organizational Domain

Com – commercial companyEdu – educational institutionGov - government institutionMil – militaryNet – an internet service provider

Geographical Domain

ph – Philippines jp - Japan au – Australia us – USA

E-mail Abbreviations:

BFN – OIC –TGIF – BTW –TIA – CUL – LOL –

bye for nowOh I seethanks God its Fridayby the way

see you later

thanks in advancelaughing out loud

Rules in Cyberspace

1.DO use the Internet to help with schoolwork. The Internet is a source of great volumes of information.

2. DO use the Internet to "visit" museums in far away places.

3. DO use the Internet to meet children in other countries or to keep in touch with pen pals who live far away in this country or other countries.

Hidden Emoticons

:-?? I don't know ~O) coffee !%-( not listening *-:) idea:@) pig :-L frustrated:(|) monkey [-O< praying ~:> chicken b-( feeling beat

up@};- rose :)>- peace sign%%- good luck [-X shame on

you

\:D/ dancing

>:/ bring it on :-j oh go on

;)) hee hee >-) alien

:-@ chatterbox ^:)^ not worthy

Introducing Yahoo! Mail

Here’s How1. Open a Web browser, (Internet Explorer or

Mozilla Firefox) 2. Enter the following

address in the browser’s address box and type http://mail.yahoo.com 3. Press Enter:4. Type your Yahoo! ID and password, then click the5. Sign In button.

Yahoo! Mail appears in the browser & displays your Mail Home page.