1. ► FTP service uses port number 21.

2. ► ncftp uses a protocol which is different from FTP.

3. ► Remote process execution is not required for client-server model of computation.

4. ► Putty is a windows ssh client.

5. ► xdpyinfo cannot print the screen resolution.

6. ► Telnet cannot automatically logon to a remote machine natively.

7. ► With ssh no one can listen to the traffic by sniffing.

8. ► Telnet is a secure protocol.

9. ► Remote execution of graphics programs is as secure using telnet as using ssh -X.

10. ► Telnet and rlogin have identical functionality.