Q2

• Web (World Wide Web) consists of information organized into Web pages containing text and graphic images
• World wide web larger collection of interconnected documents or contents
• Home page- main page
• TimBL- Timothy John Berners-Lee, english enginer and computer scientist, inventor of www
• Web 1.0- read only static web
• Web 1.0 (Read Only Static Web)

  • Web is use as “information portal”.
  • It is an old internet that only allows people to read from the internet.
  • It started with the simple idea “put content together”
• Examples of web 1.0- mhdpp

  1. Mp3.com
  2. Home Page
  3. Directories
  4. Page Views
  5. Portals
• Disadvantages of web 1.0

  • read only web
  • Limited user interaction
  • Lack of standards
• WEB 2.0 - A term used to describe a new generation of Web services and applications with an increasing emphasis on human collaboration.
• WEB 2.0

  • a platform that gives users the possibility (liberty) to control their data.
  • about user-generated content and the read-write web
  • people are consuming as well as contributing information through blogs or sites
• Dynamic Page- webpages that are affected by user input or preference
• EXAMPLES OF WEB 2.0

  • Social Networking-is the use of Internet-based social media sites to stay connected
  • Blogs - is a discussion or informational website published on the  worldwide web web consisting of discrete, often informal diary-style text entries (posts).
  • Wikis - is a hypertext publication collaboratively edited and managed by its own audience directly using a web browser
  • Video Sharing Sites - a website that lets people upload and share their video clips with the public at large or to invited guests.
• Key Features of Web 2.0 R U L F

  • Rich User Interface - content is dynamic and is responsive to user’s input. An example would be a website that shows local content
  • User Participation - the owner of website is not the only one who is able to put content. Others are able to place a content on their own by means of comments, reviews, and evaluation.
  • Long Tail - services are offered on demand rather than on a one-time purchase. This is synonymous to subscribing to a data plan
  • Folksonomy - allows users to categorize and classify/arrange information using freely chosen keywords (e.g. tagging).
• Web 3.0: (Read-write intelligent web)

  • Suggested name by John Markoff of the New York Times for the third generation of the web.
  • In this generation, all the application on web or mobile will be upgraded with more features. It applies same principles as Web 2.0: two-way interaction.
  • be more connected, open, and intelligent, with semantic web technologies, distributed databases natural language processing, machine learning, machine reasoning and autonomous agents.
  • It is a web of data.
  • Changing the web into a language that can be read and categorized by the system rather than humans.
• Semantic Web - provides a framework that allows data to be shared and reuse to deliver web content specifically targeting the user.
• eCommerce Website- is a website people can directly buy products from you’ve probably used a number of eCommerce websites before, most big brands and plenty of smaller ones. have one. Any website that includes a shopping cart and a way for you to provide credit card information to make a purchase falls into this category.
• Business Website-is any website that’s devoted to representing a specific business. It should be  branded like the business (the same logo and positioning) and communicate the types of products and/or services the business offers.
• •Entertainment Website If you think about your internet browsing habits, you can probably think of a  few websites that you visit purely for entertainment purposes.
• •Portfolio Websiteare sites devoted to showing examples of past work. Service providers who nwant to show potential clients the quality of the work they provide can use a portfolio website to collect some of the best samples of past work they’ve done. This type of website is simpler to build than a business website and more focused on a particular task: collecting work samples.
• Media Websitecollect news stories or other reporting. There’s some overlap here with bentertainment websites, but media websites are more likely to include reported pieces in addition to or instead of content meant purely for entertainment
• •Brochure Websiteare a simplified form of business websites. For businesses that know they  need an online presence, but don’t want to invest a lot into it (maybe you’re confident you’ll continue to get most of your business from other sources), a simple brochure site that includes just a few pages that lay out the basics of what you do and provide contact information may be enough for you.
• •Nonprofit Website In the same way that businesses need websites to be their online presence,  nonprofits do as well. A nonprofit website is the easiest way for many potential donors to make donations and will be the first place many people look to learn more about a nonprofit and determine if they want to support it.
• •Educational WebsiteThe websites of educational institutions and those offering online courses fall  into the category of educational websites. These websites have the primary goal of either providing educational materials to visitors or providing information on an educational institution to them.
• •Infopreneur Websitewebsites overlap a bit with business and eCommerce websites, but they  represent a unique type of online business. Infopreneurs create and sell information products. That could be in the form of courses, tutorials, videos or eBooks.
• •Personal WebsiteNot all websites exist to make money in some way or another. Many people  find value in creating personal websites to put their own thoughts out into the world. This category includes personal blogs, vlogs, and photo diaries people share with the world.
• Web Portal - are often websites designed for internal purposes at a business, organization, or institution. They collect information in different formats from different sources into one place to make all relevant information accessible to the people who need to see it. They often involve a login and personalized views for different users that ensure the information that’s accessible is most useful to their particular needs.
• Wiki or Community Forum Website - Most people are familiar with wikis through the most famous example of one out there: Wikipedia. But wikis can be created on pretty much any subject you can imagine. A wiki is any website where various users are able to collaborate on content and all make their own tweaks and changes as they see fit. There are wikis for fan communities, for business resources, and for collecting valuable information sources.
• The Internet - the largest computer network in the world that connects billions of computer user
• The word internet comes from combination between “interconnection” and “network”.
• Network is a collection of computers and devices connected via communication channels and transmission media allow to share resources
• Servers:

  • A computer program that provides service to another computer program and its user
• Application Server:

  • Provides the business logic for an application program
• Web Server:

  • Serves requested HTML pages or files
• Proxy Server:

  • Acts as an intermediary between an endpoint device, such as a computer, and another server from which a user is requesting
• Mail Server:

  • Receives incoming e-mail from local users and remote senders
  • Forwards outgoing e-mail for delivery
• File Server:

  • Responsible for central storage and management of data files so that other computers on the same network can access them
• Policy Server:

  • Security component of a policy-based network
  • Provides authorization services
  • Facilities tracking and control of files
• 2. IP Address (Internet Protocol) – is a numerical label assigned to each device. This provides identity to a network device.
• 3. Browser – is an application program that provides a way to look information on the internet.
• 4. Domain Name System (DNS) – is the phonebook of internet. We access information online through domain names. www.facebook.com, www.pup.edu.ph,www.academia.edu