CHAPTER 3: USING THE INTERNET

By: Hadassah Harris

CIS 901

The Internet The largest computer

network in the world Created for 2 concerns:

secure network & for all computers to communicate

Modern internet evolved from the A.R.P.A.NET. Project

A four node network created between UCLA, Stanford, research Institute, UC Santa Barbra and Univ. of Utah

The Internet vs. Web

Internet Web

TCP/IP Links computers to other

computers Transports content The core of the web

World Wide Web (www.) Most frequently used Sub set of the internet Allows individuals to

communicate Enables us to use the

content Hyper Text Transfer

Protocol (http)

Internet Communication Client/Server

Network Client URL HTML The Server Web Browser

Communicating on the

Web•Social Networks

•Wall Posts•Images•Videos

•Blogging•Chats

•Tagged Images

Other Forms of Communication

E-Mails Instant Messaging (IM)

Electronic Mail (e-mail)Easily sent documentsCan be printed and

forwardedRemains after deletedE-mail etiquettesWeb based e-mailE-mail client

Communicate in real time

Used by businesses for instant communication

Used by friends for conversations

Allow multiple conversations

Video Chats

Accessing the Internet Web Browsers

Internet ExplorerFirefoxGoogle ChromeSafariOperaNetscapeMaxthon

Accessing the Internet cont’d.

Tabbed BrowsingPinned tabsTear-off tabsThumbnail previewsTab isolationCombined search and

address barSmart screen filterPrivacy browserAdd-onsSession restore

Accessing the Internet cont’d.

Uniform Resource Locator (URL)

ProtocolsHypertext Transfer

Protocol (HTTP)File Transfer Protocol

(FTP)

Accessing the Internet cont’d.

•Domain Names• Host

•Path•Hyperlinks•Breadcrumb trail