Which of the following protocols can be used to securely transfer files over a network?

Which of the following protocols can be used to securely transfer files over a network?
A . HTTP
B . FTP
C . SMTP
D . DNS

View Answer

Answer: B

Explanation:

Option 1: Incorrect. HTTP is a protocol for transferring hypertext documents, not files.

Option 2: Correct.

FTP (File Transfer Protocol) is a protocol used for secure file transfer over a network.

Option 3: Incorrect.

SMTP is a protocol used for sending email, not transferring files.

Option 4: Incorrect. DNS is a protocol used for translating domain names to IP addresses, not transferring files.