試題詳解

29. Which of the following statements is true?
(A)UDP uses a three-way handshake to establish a reliable connection.
(B)ICMP is used to discover the MAC address associated with a give IP address.
(C)Time-sensitive applications(Streaming media,VoIP) use TCP that emphasizes low latency.
(D)DHCP,DNS use UDP; FTP,HTTP use TCP; Ping,Treceroute use ICMP.