السبت، 7 أبريل 2012

Chapter 5: Network Application, Web2.0, Distance Learning and Telecommuting

 Network Application:
1-      Discovery : this allows users to browsing and searching for information on the web. It contents:
-          Search engines and metasearch engines.
-          Publication of material in foreign languages.
-          Portal: Commercial Portal, affinity Portal, Corporate  Portal and Industrywide Portal.

2-      Communication: this is the second major category in network applications:
-          Electronic Mail : e-mail.
-          Wed-Based call centers.
-          Electronic Chat Rooms.
-          Voice Communication: such as  internet telephony. Also called voice-over Internet Protocol.
-          Unified communications.

3-      Collaboration: efforts by two or more entities who work together to accomplish certain tasks. It contents:
-          Microsoft Office Groove.
-          Google Docs: is a web-based word processor, spread sheet and presentation application.
-          Microsoft sharepoint: it supports documents directories and has features to enable users to create and manage lots of applications.
-          IBM Lotus Quicker: provide online team where members can share their information through different collaboration tools.
-          Jive: this newest product allows people to share the information via discussion rooms, calendars and to-do lists.
-          Electronic Teleconferencing.


Web 2.0:
1-                  Web 2.0 Information Technologies and Applications: this includes:
-          AJAX : web development technique which allow portions of web pages to reload with fresh data instead of reload the whole page. This technique helps users to find the result in faster way.
-          Tagging : term which describes a piece of information such as a blog, picture or an article.
-          Blogs and Blogging: personal website for sharing information with other people.
-          Wikis: is a website for which people can edit or post information about different event.
-          Really Simple Syndication: (RSS) allow users to receive the information they want without having big number of websites.
-          Podcasts and Videocasts: audio and video files which received through the RSS.

Categories of Web 2.0 Sites:
1-      Social Networking: allows users to upload information in a form of text, images or videos. This provides easy and interactive way for communication and collaborates with other users on the web such as MySpace, Flicker and YouTube.
2-      Aggregators: collection of content from the web, for example, Bloglines, Digg and Simple Hired.
3-      Mashups: means to “mix and match”, it takes contents from different websites and mixes them together to create a new kind of content.

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