The OSI and TCP/IP models

Question 1 of 10

Encapsulation adds headers as data moves down the layers.

Question 2 of 10

The lowest layer of the OSI model, dealing with cables and signals, is the

Question 3 of 10

A benefit of layered network models is that

Question 4 of 10

List the seven layers of the OSI model from bottom to top and state the function of each.

Question 5 of 10

TCP guarantees delivery of data in the correct order.

Question 6 of 10

The unit of data at the transport layer in TCP is a

Question 7 of 10

The OSI layer that uses MAC addresses to move frames on the local network is the

Question 8 of 10

Differentiate between TCP and UDP, giving one application suited to each.

Question 9 of 10

The OSI model has how many layers?

Question 10 of 10

UDP differs from TCP because UDP