Which of the following communication types are defined based on information interaction between the transmitter and the receiver? (Select multiple)
Simplex
Half-duplex
Duplex
Auto-negotiation
Correct answer: CD
Question 2
The Advanced Research Projects Agency Network (ARPANET) network is created by United States Department of Defense and is the predecessor of the contemporary global.
Which of the following is the basis of an ARPANET network?
MPLS forwarding
Packet switching
Circuit switching
Low-speed serial connection
Correct answer: B
Question 3
In a TCP/IP protocol stack, the headers of packets at each layer are removed in the decapsulation process in a specified manner. Which of the following is the right manner?