Database

• The WEB


  World wide web
• The WEB


  • It consists of information organized into Web pages containing text and graphic images
  • The world wide web is larger collection of interconnected documents or content
  • It contains hypertext links, or highlighted keywords and images that lead to related information
  • A collection of linked Web pages that has a common theme or focus is called a Web site
  • The main page that all of the pages on a particular Web site are organized around and link back to is called the site's home page
• TIMOTHY JOHN BERNERS-LEE


  • He is also known as TimBL
  • He is an English engineer and computer scientist best known as the inventor of the World Wide Web
  • He is a Professorial Fellow of Computer Science at the University of Oxford and a professor at the Massachusetts Institute of Technology
• Web 1.0 (Read Only Static Web)


  • It is an old internet that only allows people to read from the internet
  • First stage worldwide linking web pages and hyperlink
  • Web is use as "information portal"
  • It uses table to positions and align elements on page
• Characteristics of Web 1.0

  • Most read only web
  • Dividing the world wide web into usable directories
  • It means web is use as "Information Portal"
  • It started with the simple idea "put content together"
• Disadvantages of Web 1.0

  • Read only Web
  • Limited User Interaction
  • Lack of Standard
• Web 2.0 (Read-Write Interactive Web)


  • A term used to describe a new generation of Web services and applications with an increasing emphasis on human collaboration
  • It is a platform that gives users the possibility (liberty) to control their data
  • This is about user-generated content and the read-write web
  • People are consuming as well as contributing information through blogs or sites
• Web 2.0 (Read-Write Interactive Web)

  • Allows the user to interact with the page known as DYNAMIC PAGE; instead of just reading a page, the user may be able to comment or create a user account
  • Is focused on the ability for people to collaborate and share information online via social media, blogging and Web-based communities
• Examples of Web 2.0

  • Social Networking
  • Blogs
  • Wikis
  • Video Sharing Sites
• Social Networking


  The use of Internet-based social media sites to stay connected with friends, family, colleagues, customers, or clients. Social networking can have a social purpose, a business purpose, or both, through sites such as Facebook, Youtube, Twitter, LinkedIn, Google+, Printest, Tumblr, Instagram, Page
• Blogs


  A discussion or informational website published on the world wide web consisting of discrete, often informal diary-style text entries (posts). Posts are typically displayed in reverse chronological order, so that the most recent post appears first, at the top of the web page. Examples include Wordpress, Blogger, Tumbler
• Wikis


  A hypertext publication collaboratively edited and managed by its own audience directly using a web browser. A typical wiki contains multiple pages for the subjects or scope of the project and may be either open to the public or limited to use within an organization for maintaining its internal knowledge base. Examples include Wikipedia, Wikibooks, Wikiversity, Commons, Wiktionary, Wikiqoute, Wikivoyage, Wikidata, Wikinews, Wikispecies, Media Wiki
• Video Sharing Sites


  A website that lets people upload and share their video clips with the public at large or to invited guests. Examples include Youtube, Facebook, LinkedIn, Flickr, Photobucket, Twitter, Veoh, Daily Motion, VimeoPRO, Myspace.com, Metacafe
• Key Features of Web 2.0

  • Folksonomy - allows users to categorize and classify/arrange information using freely chosen keywords (e.g. tagging)
  • 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 that charges you for the amount of time you spent on Internet or a data plan that charges you for the amount of bandwidth you used
• 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
  • Web 3.0 will be more connected, open, and intelligent, with semantic web technologies, distributed databases, natural language processing, machine learning, machine reasoning and autonomous agents
  • Semantic Web - provides a framework that allows data to be shared and reuse to deliver web content specifically targeting the user
  • It is a web of data
  • Changing the web into a language that can be read and categorized by the system rather than humans
• Types of Websites

  • E-Commerce Website
  • Business Website
  • Entertainment Website
  • Portfolio Website
  • Media Website
  • Brochure Website
  • Nonprofit Website
  • Educational Website
  • Infopreneur Website
  • Personal Website
  • Web Portal
  • Wiki or Community Forum Website
• 1. Commerce Website


  A website people can directly buy products from. 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


  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


  Websites that you visit purely for entertainment purposes
• Portfolio Website


  Sites devoted to showing examples of past work. Service providers who want 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
• Media Website


  Websites that collect news stories or other reporting
• Brochure Website


  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, 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
• Nonprofit Website


  The websites of nonprofits that allow potential donors to make donations and learn more about the nonprofit to determine if they want to support it
• Educational Website


  The websites of educational institutions and those offering online courses. These websites have the primary goal of either providing educational materials to visitors or providing information on an educational institution to them
• Infopreneur Website


  Websites that represent a unique type of online business where infopreneurs create and sell information products like courses, tutorials, videos or eBooks
• Personal Website


  Websites that people create to put their own thoughts out into the world, including personal blogs, vlogs, and photo diaries
• Web Portal


  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
• Wiki or Community Forum Website

  Websites 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
• Internet


  A global network of thousands of computer networks linked by data lines and wireless systems
• Web


  A collection of billions of webpages that you can view with a web browser
• Email


  The most common method of sending and receiving messages online
• Social media


  Websites and apps that allow people to share comments, photos, and videos
• Online gaming


  Games that allow people to play with and against each other over the Internet
• Software updates


  Operating system and application updates can typically download from the Internet
• HTML (Hypertext Markup Language)


  A coding language used to tell a browser how to place pictures, text, multimedia and links to create a web page
• URL (Uniform Resource Locator)


  A web address used to connect to a remote resource on the world wide web
• Bit


  A single digit in the binary numbering system (base 2)
• Byte


  Generally consists of eight bits
• Upload


  To transfer data from your computer to another computer
• Download


  To transfer data from another computer to your computer