Startup Piazza, a free student question and answer service, is providing the social layer for the test case.

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The site, free student question and answer service Piazza, is the brainchild of former Facebook, Kosmix and Oracle engineer Pooja Sankar, who felt a need for students to be able to connect with each other around their classes.

FORBES: Piazza's Q-And-A Website Goes Back To School

Startup HealthTap is going after this problem with a free question-and-answer service in which consumers anonymously ask questions and doctors answer the questions.

FORBES: HealthTap Q&A Site Connects Doctors And Patients

Before I launched into the service, I engaged in a question and answer session with the congregation.

BBC: The first Christmas

Well, aside from standardizing on a single platform and reaping the efficiencies inherent in that, the answer to that question is to provide employees and manager across the company with self-service tools.

FORBES: The New HR Manager: Moving From Administrative To Strategic

The update to Google's search application for the iPhone, which Apple will release through its App Store software distribution service for the smart phone, will allow users to ask a question and get an answer from the Mountain View, Calif.

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