Mp3 E-commerce Application
نویسنده
چکیده
E-Commerce, Electronic Commerce, is the buying and selling of products and services by businesses and consumers over the internet. Typically there are three types of E-project presents a B2C E-commence application – MP3 online shopping cart. Normally, the music is stored as tracks in the CD-ROM or wave files. The wave file is standard the audio signal format. MP3 standards for MPEG1 layer 3. Normally, if a high quantity 12 minutes length music is stored as .wav file on the media, its size will be about 60M. After compression, this music can be saved as MP3 format and its size is only 3.5M. Besides it can keep the original music's quality. For example, the high quality original stereo music has several features that include 44 bits, 170 kb/s speed. In the MP3 format, it almost reaches these original indexes so that MP3 music could keep the high quality stereo music. [1] Since MP3 music format was introduced several years ago, it makes it possible for the high quality and full length music to be transferred over the Internet. There are a huge number of Web sites distributing the MP3 music, including the big commercial sites such as individual web sites. They are distributing almost all types of music. Anyone can find any music or song he loves on the Internet. 5 When the MP3 music is distributing wildly through the Internet, the copyright issue is becoming more and more important. MP3 itself is simply a file format. It is the content embodied in an MP3 file that makes it legal or illegal. Everyone can remember the lawsuit about Napster's copyright issue [2]. Since Napster.com appears on the Internet, people can freely download a variety of music. This makes most people happy, but it also leads to a Web law issue – copyright issue. This kind of lawsuit will be going on in the MP3 free world. All these issues make a legal MP3 site – an MP3 online shopping system necessary. Shopping carts are essential to online store automation. A shopping cart provides customers with a "virtual" shopping solution where they can browse items for sell and place the ones they wish to purchase in their "shopping cart" until they are ready to "checkout". The customer can view the contents of their cart, remove a specific product, or add an item to their cart at anytime by clicking on a …
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