Which two statements are true about the operation of a full-duplex Ethernet network? (Choose two)
A . The device network card and the switch port must be capable of operating in full-duplex mode
B . In a full-duplex environment, the host network card must check for the availability of the network media before transmitting
C . Ethernet hub ports are preconfigured for full-duplex mode
D . There are no collisions in full-duplex mode.
E . A dedicated switch port is not required for each full- duplex node
Answer: AD