TCP/IP (Transmission Control Protocol/Internet Protocol) is a communication protocol used to
connect different hosts in the Internet. It contains four layers, namely the network interface layer.
Internet layer, transport layer, and application layer. Which of the following protocols works under
the transport layer of TCP/IP?
A.
SNMP
B.
FTP
C.
UDP
D.
HTTP
Right answer FTP and HTTP.
UDP not working under TCP/IP.
http
nor ftp nor http works on transport layer, only tcp an udp are transport protocols, https://en.wikipedia.org/wiki/Transport_layer.
Don’t let the name TCP/IP confuse you about the protocols, TCP/IP is the name for the stack, like OSI stack.
The correct answer is UDP, the other three are application layer protocols.