THE INTERNET
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THE INTERNET
OBJECTIVES:
Understand Basic Web Terminologies
Discover the history of the Internet and the World Wide Web
Learn the common means of accessing the web
WEB DESIGN TERMINOLOGIES
Network – several computers connected together with purpose of sharing resources including data, information and hardware.
Internet – worldwide collection of computers interconnected to one another either wired or wireless including all computers that we use at home, in schools, offices and many other places.
WEB DESIGN TERMINOLOGIES
World Wide Web – a collection of resources and information interconnected via the internet.
Web page – a formatted page within a website that may contain text, graphics, video and multimedia.
WEB DESIGN TERMINOLOGIES
Home page - usually the first web page of the website which usually provides information about the website, its purpose and contents.
Splash page – may precede the homepage. It usually contains multimedia which is designed to be attractive and intriguing in order to create curiosity and invite anyone to see its contents.
HISTORY OF THE INTERNET
DARPA (Defense Advanced Research Project Agency) – an agency of the US Department of Defense for the development of new technology for military use.
ARPA (Advance Research Project Agency) – original name of DARPA.
HISTORY OF THE INTERNET
Packet Switching – a network communication method that splits the data in chunks, called packets, then reassembled in the correct order.
HISTORY OF THE INTERNETRobert Taylor – head of the
Information Processing Office in DARPA
Larry Roberts – from Massachusetts Institute of Technology
The two initiated the project called the ARPANET to build a working computer network.
HISTORY OF THE INTERNET
There are four interconnected computers used I the ARPANET Project:
1. University of California2. Stanford Research Institute3. University of Utah4. University of California
HISTORY OF THE INTERNET
Vinton Cerf and Robert Khan – formulated a common internetwork protocol, which eventually become a the TCP/IP protocol.
ANSNET (Advanced Network and Services)
HISTORY OF THE INTERNET
ICANN (Internet Corporation for Assigned Names and Numbers) – the one responsible for domain names, internet protocol, ip address and other parameters.
HISTORY OF THE WORLD WIDE WEB
Tim Berners Lee in 1989 started the WWW.
W3C (World Wide Web Consortium) – an organization that is willing to create standards and ways to improve the quality of the web. It sets standards for HTML, XHTML, CSS and many other applications.
ACCESSING THE WEB
Cable Internet service provides high-speed Internet access through the cable television network via a cable modem.
DSL (digital subscriber line) provides high-speed Internet connections using regular copper telephone lines.
ACCESSING THE WEB
Fiber to the Premises (FTTP) uses fiber-optic cable to provide high-speed Internet access to home and business users.
Fixed wireless provides high-speed Internet connections using a dish-shaped antenna on your house or business to communicate with a tower location via radio signals.
ACCESSING THE WEB
Cellular radio network offers high-speed Internet connections to devices with built-in compatible technology or computers with wireless modems.
ACCESSING THE WEB
Wi-Fi (wireless fidelity) network uses radio signals to provide high-speed Internet connections to compatible or properly equipped wireless computers and devices.
ACCESSING THE WEB
Satellite Internet service provides high-speed Internet connections via satellite to a satellite dish that communicates with a satellite modem.
InternetWifiWeb pageHome pagew3cDSLPacket
SwitchingICANNCable InternetSplash screen
ACTIVITY 1. IDENTIFICATION
1. A worldwide collection of computers interconnected to one another either wired or wireless including all computers that we use at home, in schools, offices and many other places.
2. Network uses radio signals to provide high-speed Internet connections to compatible or properly equipped wireless computers and devices.
3. A formatted page within a website that may contain text, graphics, video and multimedia.
4. Usually the first web page of the website which usually provides information about the website, its purpose and contents.
5. An organization that is willing to create standards and ways to improve the quality of the web. It sets standards for HTML, XHTML, CSS and many other applications.
6. It provides high-speed Internet connections using regular copper telephone lines.
7. A network communication method that splits the data in chunks, called packets, then reassembled in the correct order.
ACTIVITY 1. IDENTIFICATION
8. The one responsible for domain names, internet protocol, IP address and other parameters.
9. A service provides high-speed Internet access through the cable television network via a cable modem.
10. May precede the homepage. It usually contains multimedia which is designed to be attractive and intriguing in order to create curiosity and invite anyone to see its contents
ANSWERS:
1. Internet2. Wifi3. Web page4. Home page5. w3c6. DSL7. Packet Switching8. ICANN9. Cable Internet10. Splash screen/splash pageWrite corrected by; with your complete name.
make sure you check correctly
ACCESS PROVIDERS
An access provider is a business that provides individuals and organizations access to the Internet free or for a fee.
Access providers are categorized as regional or national ISPs, online service providers, and wireless Internet service providers.
ISP AND OSP
ISP (Internet service provider) is a regional or national access provider.
A regional ISP usually provides Internet access to a specific geographic area.
A national ISP is a business that provides Internet access in cities and towns nationwide.
OSP (Online service provider) also has many members-only features such as instant messaging or their own customized version of a Web browser. The two more popular OSPs are AOL (America Online) and MSN (Microsoft Network).
INTERNET ADDRESS
IP address, short for Internet Protocol address, is a number that uniquely identifies each computer or device connected to the Internet.
IP address 72.14.207.99 Domain name www.google.com
DOMAIN NAMES Domain name system (DNS) is the method that the
Internet uses to store domain names and their corresponding IP addresses.
aero Aviation community members biz Businesses of all sizes cat Catalan cultural community com Commercial organizations, businesses,
and companies coop Business cooperatives such as credit
unions and rural electric co-ops edu Educational institutions gov Government agencies info Business organizations or individuals
providing general information
DOMAIN NAMES jobs Employment or human resource
businesses mil Military organizations mobi Delivery and management of mobile
Internet services museum Accredited museums name Individuals or families net Network providers or commercial
companies org Nonprofit organizations pro Certified professionals such as doctors,
lawyers, and accountants tel Internet communications travel Travel industry
THE WORLD WIDE WEB
The World Wide Web (WWW), or Web, consists of a worldwide collection of electronic documents. Each electronic document on the web is called a Web page, which can contain text, graphics, animation, audio, and video.
Web pages usually have built-in connections to other documents.
THE WEBSITE AND THE WEB SERVER
Web site is a collection of related Web pages and associated items, such as documents and pictures, stored on a Web server.
Web server is a computer that delivers requested Web pages to your computer.
THE WEB BROWSER
Web browser, or browser, is application software that allows users to access and view Web pages.
Home page refers to the first page that a Web site displays. Similar to a book cover or a table of contents for a Web site, the home page provides information about the Web site’s purpose and content.
KINDS OF WEB BROWSERS
IE or Internet ExplorerA graphical web browser designed and develop by Microsoft Corporation, it is the most popular internet browser used by more tan 60% of worldwide users.
KINDS OF WEB BROWSERS
Mozilla Firefox A free and open source web browser downloadable from www.mozilla.com/firefox running on Gecko layout engine. Developed by Mozilla Corporation, this is the second most popular web browser.
KINDS OF WEB BROWSERS
SafariWeb browse for MAC OS developed and designed by Apple Inc using the WebKit engine.
KINDS OF WEB BROWSERS
Google ChromeA vey new web browser from Google Inc, the creator of the most popular search engine Google.
KINDS OF WEB BROWSERS
OperaThe fifth most popular web browser. It was released in 1996. It is an Internet suite which includes phishing and malware protection.
KINDS OF WEB BROWSERS
NetscapeThe most popular web browser in the 990’s and its further development has bee stopped by its owner AOL (America Online).
KINDS OF WEB BROWSERS
FlockA new browser that supports Microsoft Windows, Mac OS X and Linux OS.
WEB ADDRESS
A Web page has a unique address, called a URL (Uniform Resource Locator) or Web address.
A Web browser retrieves a Web page using its Web address.
http://www.nps.gov/grsm/planyourvisit/wildlifeviewing.htm
PROTOCOL DOMAIN NAME PATH WEB PAGE NAME
BASIC WEB DESIGN PRINCIPLES
Balance – this concept has something to do with symmetrical and asymmetrical arrangements of the objects of the web page.
Proximity – the placement of element with logical relationship close to each other.
White Spaces – are blank spaces which are placed around web page elements which allow readability of important texts and draw attention to images on the web site.
Contrast – a way to differentiate the elements of a web page.
BASIC WEB DESIGN PRINCIPLES
Focus – the element in the web site which should get the attention of the viewer first.
Unity – the sense of agreement and harmony of all elements of the web site.
Alignment – proper arrangement and positioning of the elements of the web site. It will facilitate proper viewing, reading and navigating on the web site.
ESSENTIAL ELEMENTS OF WEB CONTENT
Accuracy – ensuring the reliability of the information you publish on the web site.
Readability – designing and composing the content of the web pages making them easily accessible and readable by the web audience.
Understandable – presenting the contents of the web page in a way the web viewer will easily comprehend.
Concise – using the least words to convey a message on the Internet.
Ethical and Legal – publishing a website that will not get you into legal trouble.
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