CCNA Question

Question 3:

Which three statements correctly describe Network Device A?(Choose three)

A. With a network wide mask 255.255.255.128,each interface does not require an IP address.
B. With a network wide mask 255.255.255.128,each interface does not require an IP address on a
unique IP subnet.
C.With a network wide mask 255.255.255.0 must be a layer 2 device for the PCs to communicate with each other.
D.With a network wide mask 255.255.255.0 must be a layer 3 device for the PCs to communicate with each other.
E.With a network wide mask 255.255.254.0,each interface does not require an IP address

Ans.B,D,E.