Date post: | 07-Dec-2014 |
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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