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Questions and Answers
What is the recommended bit length to increase security when generating an RSA key using ssh-keygen?
What is the recommended bit length to increase security when generating an RSA key using ssh-keygen?
- 1024 bits
- 2048 bits
- 3072 bits
- 4096 bits (correct)
What is the purpose of a passphrase when setting up a Passwordless SSH?
What is the purpose of a passphrase when setting up a Passwordless SSH?
- To establish the connection
- To authenticate the server
- To encrypt the public key
- To encrypt the private key (correct)
Which command is used to upload your public key to a remote Linux server in a Passwordless SSH setup?
Which command is used to upload your public key to a remote Linux server in a Passwordless SSH setup?
- ssh-copy-id (correct)
- ssh-upload-key
- scp id remote_server
- scp public_key remote_server
What network protocol is commonly used for transferring files between computers on a network?
What network protocol is commonly used for transferring files between computers on a network?
When setting up an FTP server, what is an essential step after installing the FTP server software?
When setting up an FTP server, what is an essential step after installing the FTP server software?
Which of the following is a common FTP server software?
Which of the following is a common FTP server software?
What command is used to restart the bind9 service?
What command is used to restart the bind9 service?
Which tool is commonly used for packet sniffing?
Which tool is commonly used for packet sniffing?
Which component of a mail server is responsible for routing and delivering email messages between mail servers?
Which component of a mail server is responsible for routing and delivering email messages between mail servers?
What is NOT an example of Mail Transfer Agent (MTA)?
What is NOT an example of Mail Transfer Agent (MTA)?
Which file in Postfix contains global configuration settings?
Which file in Postfix contains global configuration settings?
To set up an FTP server, which command should be used to install the Postfix software?
To set up an FTP server, which command should be used to install the Postfix software?
What is the purpose of setting up FTP user accounts and permissions?
What is the purpose of setting up FTP user accounts and permissions?
Which command is used to start and enable the VSFTP server on Ubuntu?
Which command is used to start and enable the VSFTP server on Ubuntu?
What command would you use to allow FTP traffic through a firewall on port 20?
What command would you use to allow FTP traffic through a firewall on port 20?
What is SAMBA primarily used for?
What is SAMBA primarily used for?
In the context of FTP, what does 'lcd /home/dnsuser' command do?
In the context of FTP, what does 'lcd /home/dnsuser' command do?
Which software suite allows Linux and Unix-based systems to act as Windows file and printer servers?
Which software suite allows Linux and Unix-based systems to act as Windows file and printer servers?
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