Secure shell (SSH) network protocol is used for __________

• A. Secure data communication
• B. Remote command-line login
• C. Remote command execution
• D. All of the mentioned

SSH can be used in only _____________

• A. Unix-like operating systems
• B. Windows
• C. Both unix-like and windows systems
• D. None of the mentioned

SSH uses ___________ to authenticate the remote computer.

• A. Public-key cryptography
• B. Private-key cryptography
• C. Any of public-key or private-key
• D. Both public-key & private-key

Which standard TCP port is assigned for contacting SSH servers?

• A. Port 21
• B. Port 22
• C. Port 23
• D. Port 24

Which one of the following protocol can be used for login to a shell on a remote host except SSH?

• A. Telnet
• B. Rlogin
• C. Both telnet and rlogin
• D. None of the mentioned

Which one of the following is a file transfer protocol using SSH?

• A. Scp
• B. Sftp
• C. Rsync
• D. All of the mentioned

SSH-2 does not contain ______________

• A. Transport layer
• B. User authentication layer
• C. Physical layer
• D. Connection layer

Which one of the following feature was present in SSH protocol, version 1?

• A. Password changing
• B. Periodic replacement of session keys
• C. Support for public-key certificates
• D. None of the mentioned

SCP protocol is evolved from __________ over SSH.

• A. Rcp protocol
• B. DHCP protocol
• C. Mgcp protocol
• D. Gcp protocol

Which one of the following authentication method is used by SSH?

• A. Public-key
• B. Host based
• C. Password
• D. All of the mentioned