1. Which of the following statement is correct regarding to Ethernet frame when the destination address is unknown?

A. It will be send out as a layer 3 broadcast

B. Frame will be drop

C. Source address will be saved and ingress out to all ports

D. Destination address will be saved and egress out to all ports

2. What cable use in star topology? (Choose two)

A.10 base2

B.10 base5

C.100 base2

D.100base5