Cisco Exam Questions

what is known about the network interface port?

A network interface port has collision detection and carrier sensing enabled on a shared twisted
pair network. From this statement, what is known about the network interface port?

A.
This is a 10 Mb/s switch port.

B.
This is a 100 Mb/s switch port.

C.
This is an Ethernet port operating at half duplex.

D.
This is an Ethernet port operating at full duplex.

E.
This is a port on a network interface card in a PC.

Explanation:
Modern Ethernet networks built with switches and full-duplex connections no longer utilize
CSMA/CD. CSMA/CD is only used in obsolete shared media Ethernet (which uses repeater or
hub).