Which protocol is used for sending emails over the Internet?

  • SMTP
  • FTP
  • HTTP
  • TCP
The correct option is "SMTP," which stands for Simple Mail Transfer Protocol. SMTP is a protocol used for sending and receiving emails over the Internet. It works in conjunction with other protocols like POP3 or IMAP for email retrieval and delivery. SMTP facilitates the transfer of emails between servers and enables communication between email clients and servers.
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