Chapter 5: Network Applications

1. Describe the underlying technologies, applications and types of Web sites that comprise Web 2.0.

Web 2.0 is a loose collection of information technologies and applications, and of the Web sites that use them. Information technologies and applications used by Web 2.0 sites include XML, JAX, tagging blogs, wikis, Really Simple Syndication, podcasting, and video casting.
 AJAX is a Web development technique that allows portions of Web pages to reload with fresh data instead of requiring the entire Web page to reload.
 Tagging is a keyword or term that describes a piece of information.
 Blogs and Blogging a weblog is a personal Web site, open to the public, in which the site creator expresses his or her feelings or opinions.
 Wikis is a Web site on which anyone can post material and make changes to other material.
 Really Simple Syndication allows users to receive the information they want, when they want it, without having to surf thousands of Web sites.
 Podcasts and Videocasts: a podcast is a digital audio file that is distributed over the Web using RSS for playback on portable media players or personal computers. A videocast is the same as a podcast, except that it is digital video file.

2. Describe the function of Web services.

Web services are applications, delivered over the Internet that users can select and combine through almost any device, from personal computers to mobile phones. Web services perform a wide variety of tasks, from automating business processes to integrating components of an enterprise wide system to streamlining online buying and selling.

3. Describe how you see Social Networking being used in Business.

Telecommunicating is one way of social networking used in businesses and organizations. It consists of a group of highly prized workers who fulfill their work requirements from anywhere and at anytime. Social networking also occurs during video conferences and sending emails as a way of communication with employees and co-workers instead of organizing meetings in the managers office every time a conflict comes up.