Evonka Is Listening to Music from an Online Music Provider

Multiple Choice

Evonka is listening to music from an online music provider (such as Pandora or Jango) . She builds a list of music preferences, including favorite songs. The music service then suggests additional songs she might enjoy. The music provider is an example of a cloud-computing application that uses a technology for collaborative filtering, which helps define the list of songs available to listeners. Which term describes this technology?

A) Bit-torrent r
B) Crowdsourcing
C) Grid computing
D) Software as a Service