martes, 3 de diciembre de 2013

Assignment 03/12/2013

Assignment Tuesday, December 3: Search Internet (Webopedia) for example on the Open Source Initiative and write an entry in your blog about this topic. Make sure you include Images, links and text. Avoid making spelling mistakes or typing errors. 

For this assignment I wasn't very sure if we had to use Webopedia to research on any topic like for example the Open Source Initiative, or if we had to research about the Open Source Iniative on for example Webopedia, so I did both of them.


MP3:

The MP3 is an audio format very commonly used to listen to music. MP3 is the name of the file for the MPEG audio layer 3. The audio layer 3 is one of the three coding schemes, which are the compression of audio signals. The difference between the layers 1, 2 and the 3
 is that on the third layer, the layer uses "perceptual audio coding and psycho acoustic compression to remove all superfluous information".This means that this layers takes away the irrelevant parts of the sound signal which us humans can't hear. This layer also has a filter bank,  and increases the resolution 18 more than in the layer 2. The good thing about the MP3 format, is that the files are so small, that they can be easily transferred online.

The Open Source Initiative, OSI, is an "ONG" organization as to call it, because its non-profitable.
This organization promotes the integrity of the open source. This is done via a certification product with the OSI Certified Open Source Software. OSI is made up of a group of responsible and comprised board members "who make up its directorship and is not a membership organization".


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