Question 3:
Which of the following are benefits of using a layered network model? A . it specifies how changes to one layer must be propagated through the other layers B . it facilitates troubleshooting C . it focuses on details rather than general functions of networking D . it breaks the complex process of networking into more manageable chunks E . it allows layers developed by different vendors to interoperate.
A and B only B, D, and E A and C only none of the above all of the above
