sentences:  Initiatives to standardize information sharing protocols include extensible markup language (XML), simple object access protocol (SOAP), and web services description language (WSDL).From the point of view of a computer scientist, the four primary information sharing design patterns are sharing information one-to-one, one-to-many, many-to-many, and many-to-one.Technologies to meet all four of these design patterns are evolving and include blogs, wikis, really simple syndication, tagging, and chat.