Which of the following is a connectionless protocol at the

Transport layer?

A.) UDP

B.) ARP

C.) ICMP

D.) RARP

E.) IP

F.) FTP

Answer Posted / guest

Answer: A

User Datagram Protocol - UDP is a connectionless oriented
transport

protocol for use when the upper layers provide
error-recovery and

reliability. UDP does not sequence data or re-assemble it
into any order

after transmission. This protocol uses Port 17.

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