1. The Internet
COMPTR1

2. Definition
Internet – a worldwide collection of
computer networks, cooperating with
each other to exchange data using
common software standards. Through
telephone wires and satellite links,
Internet users can share information
in a variety of forms.

3. Introduction
• The Internet was:
– A project of the US Defense
Department in the late 1960’s
– Intended to link scientists working on
defense and research projects to create
a nationwide computer network

4. Introduction
• 1992:
– Commercial entities offered internet
access to the general public for the
first time
– Beginning of the Internet’s astonishing
expansion

5. Uses
• Sharing research and business data
among colleagues and like minded
individuals
• Communicating with others and
transmitting files via e-mail
• Requesting and providing assistance
with problems and questions

6. Uses (continued)
• Marketing and publicizing products
and services
• Gathering valuable information and
suggestions from customers and
business partners
• Post information for other users to
access and read

7. Web Surfing Basics
• Website: refers to the entire
collection of web pages and other
information (such as images, sound,
and video files, etc) that are made
available to users
• Home Page: the starting point of a
website. It is like the cover of a book

8. The Basics of a Web
Browser
• Web Browser: helps filter out
information available on the Internet
so that only those that are related to
the topic you are searching will be
displayed.

9. Main Browser Window
Title Bar Main Menu Bar Toolbar
Address
Bar
Main
Browser
Window
Status Bar

10. Components
• Title Bar
– displays the title of the page that you
are viewing and the web browser
application that is currently active. It is
located at the very top of the window.

11. Components (continued)
• Main Menu Bar
– the bar that has many different sub-
menus that control all options, functions,
and commands for the entire Internet
Explorer program. It is located under
the Title Bar.

12. Components (continued)
• Toolbar
– contains all the most frequently used
commands and all of the browsing
functions. It is located under the main
menu bar.

13. Components (continued)
• Address Bar
– displays the exact URL location of the
page you are currently viewing. You can
type the Web address into this bar and
then press the “Go” icon to go to that
site. It is located under the toolbar.

14. Components (continued)
• Main Browser Window
– Displays all the information that is
located at the Web site you are
currently viewing. Scrollbars are located
at the right and bottom part of the
window to allow you to view the whole
page if it is too large to fit the screen.
It is located below the address bar

15. Components (continued)
• Status Bar
– Displays the progress of the browser
while it downloads files to the page,
where links go to when you move the
mouse pointer over them, whether or
not a document is secure, as well as
additional information.

16. Toolbar Icons
• Back Button: takes you back to the
previous document you were viewing
• Forward Button: takes you forward
to the next document if you have
browsed multiple documents and had
then backed-up to the page you were
currently viewing.

17. Toolbar Icons (continued)
• Stop Button: stops any current
operations by the Internet Explorer.
Once pressed, the page will display
everything it had finished loading
before you pressed the stop button.
• Refresh Button: reloads the current
document that you are viewing.

18. Toolbar Icons (continued)
• Home Button: returns you to the
page you have selected as the default
start-up page for the Internet
Explorer.
• Search Button: takes you to the
default Web search page for
Internet Explorer

19. Toolbar Icons (continued)
• Favorites Button: opens up the
favorites menu.
• History Button: opens the history
folder containing all the links to
pages that you have previously
visited while browsing the Internet.

20. Toolbar Icons (continued)
• Mail Button: opens into a drop down menu
from which you can select to read or send
e-mail.
• Print Button: brings up the Print dialog box
if you decide to print the content of the
page.
• Edit Button: opens up a webpage editor
where you can edit the webpage.

21. Keyboard Shortcuts
• Ctrl + C Copy text
• Ctrl + V Paste text
• Ctrl + F Find in page
• Ctrl + N Open new window
• Ctrl + H Open History
• Alt + tab Alternate between open
windows

22. How to Search the Internet
• Using the Search Button
• Search Engine: a website that
indexes, organizes, and allows you to
search for information on other
websites. For example, if you type
the word “university” and you press
“Search”, all sites using the word
university will be displayed.

23. How to Search the Internet
• If you know the site’s Uniform
Resource Locator (URL), you may just
type it in the Address Bar and press
“Go” and it will go directly to the
home page of that site.

24. Domain Name
• A group of network resources
assigned to a group of users.
• Domains are commonly used to divide
global areas of a corporation and/or a
corporation’s departments

25. Top-level Domains
• Aero: air-transport industry
• Biz: business
• Com: unrestricted but intended for
commercial registrants
• Coop: Cooperatives
• Edu: educational institutions
• Gov: government

26. Top-level Domains
(continued)
• Info: unrestricted use
• Int: organizations established by
international treaties between
governments
• Museum: museums
• Name: for registration by individuals

27. Top-level Domains
(continued)
• Net: unrestricted but intended for
network providers, etc.
• Org: Unrestricted but intended for
organizations that do not fit
elsewhere
• Pro: accountants, lawyers, physicians,
and other proffesionals

28. Tips for searching the
Internet
• Get target results by being specific
• Get more result by being general
• Define your search using Boolean
operators
– AND: solar and car (both)
– OR: orchid or bromeliad (either)
– AND NOT: impala and not car

29. Tips for searching the
Internet
• - : (the same as AND NOT) impala-car
• “” : (exact phrase) “Verdi operas”
• () : (group parts) chainsaw and
(rentals or repair
• * : (various forms) poet* = poet,
poets, poetry, and so on

30. Communicating on the
Internet via E-mail
• E-mail: Electronic mail
– A message that is sent via computers or
other electronic devices rather than
using the traditional postal service.
Texts, pictures, videos and even sound
can be sent.

31. E-mail
• Advantages:
– It can take only seconds to arrive at
their destination
– It is a cheaper way to communicate over
long distance
– It saves natural resources by allowing
you to send a message to multiple
recipients

32. E-mail (continued)
• Requirements:
– Internet account
– Access to computer with Internet
access
– Correct Internet E-mail address of the
recipient

33. E-mail (continued)
• Hotmail and Yahoomail: 2 most
popular E-mail services.
• Syntax:
username@machine_address
Ex: cdlagpey@ubaguio.edu
– Username: unique name assigned to the
user of an Internet account

34. E-mail (continued)
– @: separates the person from the
Internet computer where mail will be
received
– Machine_address: the domain name of
the internet host, or mail server
• Note: each individual has a unique E-
mail address

35. Features of E-mail
• Send mail
• Receive mail
• Reply
• Forward
• Save
• Print
• Address book

36. Steps on how to send mail
1. In the “To:” field, specify the
recipients’ EXACT e-mail address
2. In the “Subject:” field, enter the
subject of your message (optional)
3. Enter the body of the message into
the large textbox
4. Click on the Send button

37. Note
• Carbon Copy (Cc): used when the E-mail is
meant to be received by multiple
recipients. Everyone listed in the “Cc:”
field will receive exactly the same message
(optional)
• Blind Carbon Copy (Bcc): identical to Cc
except that Bcc recipients are invisible to
the “To:” and “Cc:” recipients of the
message as well as to each other (optional)

38. Receiving E-mail
1. Login to your E-mail account
2. Click Inbox (or Check Mail, Read
Mail, etc.)
3. Locate the hyperlink that will open
your E-mail, usually it is the subject
line of the message or the name of
the sender.

39. Deleting Messages
• Click on Check Mail located at the
left panel of the screen
• The inbox will display all new and old
messages
• Click in the box preceding the sender
field of the message to select the
message to be deleted. Once all
messages have been checked, click on
Delete to delete the message(s)

40. Forwarding a Message
• In the Inbox, click on the subject of the
message you want to forward to display
the message
• Click on forward
• Enter the E-mail address for each receiver
• Enter the subject of the message
• Enter your message and click on Send to
send the message

41. Sending Attachments
• Attachment: a file sent with an
attached message