IFSM - OSI + Digital Convergence

There are three questions that need to be answered in the Week 6 Discussion.  Please create a new thread for each discussion topic:

1.  Select three layers of the OSI model.  Describe what the layers do, any specific protocols that are utilized in that layer, and why those layers are important.

2.  What is digital convergence? Why is it important?  

3. Describe three personal examples where you have benefited from digital convergence and the benefits of each.