[Solved] What is the port number for (File Transfer Protocol –

Answer (Detailed Solution Below)

Option 2 : 20

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20 Questions 20 Marks 20 Mins

The correct answer is option 2.

Concept:

File Transfer Protocol (FTP) is a standard communication protocol used for the transfer of computer files from a server lớn a client on a computer network. FTP is built on a client-server model architecture using separate control and data connections between the client and the server.

Port numbers 21 and đôi mươi are used for FTP. Port 21 is used lớn establish the connection between the 2 computers (or hosts) and port đôi mươi lớn transfer data (via the Data channel).

Port 20- Data

Port 21- Host

File transfer is among the most frequently used TCP/IP applications and it accounts for a lot of the network traffic on the Internet. Various standard tệp tin transfer protocols existed even before the Internet was available lớn everyone and it was these early versions of the tệp tin transfer software that helped create today's standard known as the File Transfer Protocol (FTP).

Hence the correct answer is 20.