CCNA Data Center Practice Test Results

Question 1
57% answer correctly
Which layer of the OSI model is associated with the reliable transmission of datagrams?
network
session
datagram
routing
transmission
transport
data link
Question 2
61% answer correctly
At which layer of the OSI model does TCP operate?
2
1
3
4
5
Question 3
51% answer correctly
How many IP address ranges are specified in RFC 1918?
4 in Class A, 8 in Class B, and 16 in Class C
1 in Class A, 16 in Class B, and 256 in Class C
1 in Class A, 2 in Class B, and 4 in Class C
2 in Class A, 4 in Class B, and 8 in Class C