• Which communication forms are synchronous? Facebook and bebo are a form of communication that is synchronous. Synchronous activities may include chat sessions, whiteboard drawings, and other group interactive work. Skype and msn are other forms of synchronization.
  

• Which ones are asynchronous? Viewing videos linked to the course site, reading a textbook, and writing a paper are all asynchronous activities.

• What type of information would be conveyed by each form? Synchronization is a form of communication that is fast. You get your answers easily, like instant messaging, you are communication with not a long time span between replies.
  

• What is needed in hardware and software for each?

hardware-phones, computers, calculators...
software-websites-flickr, bebo, facebook, blogger...