CompTIA A+ Question E-72

Which of the following describes the function of a switch in a network?

A. Transmits packets it receives to specific connections
B. Converts a packet for transmission from one network to another network
C. Determines whether a packet belongs on an internal or external network
D. Broadcasts packets it receives to all connections

Correct Answer: A

Explanation:
http://en.wikipedia.org/wiki/Network_switch