A. Tcp port number 21
B. Tcp port number 22
C. Tcp port number 23
D. Tcp port number 25

A. 4 bits
B. 8 bits
C. 16 bits
D. 32 bits

A. Windows
B. Linux
C. Mac
D. Ubuntu

A. 252
B. 253
C. 254
D. 255

A. Each character typed is sent by the client to the server
B. Each character typed is discarded by the server
C. Each character typed is aggregated into a word and then sent to the server
D. Each character type is aggregated into a line and then sent to the server

A. Default mode
B. Character mode
C. Server mode
D. Command mode

A. Telnet
B. FTP
C. HTTP
D. SMTP

A. Character processing is done on the local system under the control of the remote system
B. Most text typed is immediately sent to the remote host for processing
C. All text is echoed locally, only completed lines are sent to the remote host
D. All text is processed locally, and only confirmed lines are sent to the remote host

A. Telnet
B. FTP
C. HTTP
D. SMTP

A. Telnet//www.sanfoundry.com
B. Telnet:www.sanfoundry.com
C. Telnet://www.sanfoundry.com
D. Telnet www.sanfoundry.com