Which of the following protocols uses UDP to transfer files?（）A、FTPB、SFTPC、SMTPD、TFTP
Which of the following protocols uses UDP to transfer files?（）
- A、FTP
- B、SFTP
- C、SMTP
- D、TFTP
相关考题：
Which of the following routing protocols is strictly a distance vector protocol?（）A、IS-ISB、BGPC、EIGRPD、OSPF
Which of the following WAN protocols is a packet switching technology?（）A、Frame RelayB、POTSC、PSTND、ISDN
Which of the following protocols is commonly used for VoIP technology?（）A、TelnetB、SMTPC、SIPD、SNMP
多选题Which of the following protocols utilize TCP?（）ANTPBNNTPCSMTPDSNMPEHTTPSFTFTP