Recent Developments WIKI
-type of software which allows a user to create and edit web pages using any available web browser
-support the use of hyperlinks and have a very simple syntax (rules) for the page creation.

Social networking sites
-designed to promote the building of online communication who in general share the same interest and activities
-aim at younger generation who like share photos, videos etc...
- users can add friends, post message, update profiles

Blogs
- a personal Internet journals where writer (blogger) can write some text about a topic or person
-no training needed

Web Browser
-Softwares that allow a user to display and interact with web pages and files from the internet
-software interprets the coding langguage of the websites and displays the translation instead of showing the actual coding
-user can launch a web browser by clicking on appropriate icon. no need to know the commands required

Digital media sharing websites
-allows users to upload video files and other multimedia files for other users to access as required
-Video files: stored on server. allows free access to anyone or require a code before videos can be viewed

Internet Service Providers(ISPS)
-companies that provide user access to the Internet
- customer pay monthly fee for this service
-once sign up to ISP, an account is set up.user name and password created
-ISP monitor Internet usage when users access internet

Podcasts
-series of media files (audio and video) that are released at regular intervals and downloaded to a user's computer
-stored and maintained centrally
-listener or viewer employ appropriate application software to access files, check for updates and download new files in given series

Tagging
- of bookmarking where a user tags a web page or photograph using some text to describe its contents
-can be viewed by anyone

Bit (data ) streaming
-refers to data sent in a compressed form over the Internet that can be displayed in real time on the user's computer
-downloaded data is sent to buffer; it's not saved on the user's computer. needs to be streamed every time video or audio file is to be accessed
-can either be true(real time) or on-demand
->true
when information is sent straight to user's computer. no need to save it first on website server.
->on-demand
when files are first saved on hard disk on the web server and
-need to have media player software that uncompresses the data and then sent it to buffer before play back

	Erstellt von syasya0905 vor etwa 9 Jahre

my notes on computer science

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