Which statement about the sudo command is correct?
In which file is the name resolution configured?
You want to install the xyz-software-1.2.3-5.i586.rpm package, but only if a previous version is already installed. Which command will do this?
You want to secure a POP3 connection to a server that does not support SSL. While you do not have ssh access to the POP3 server itself, you at least have SSH access to a server near the POP3 server. Given the following information:POP3 server: pop3.digitalairlines.comSSH server: ssh.digitalairlines.comYour host: da10.digitalairlines.comPOP3 port: 110 -Local port: 11110 -Which command will forward connections from the local port 11110 to port 110 of the POP3 server, using a secure tunnel between your host and the SSH server?
When you connect to an ssh server with your ssh client, the public key of the server is compared to the keys stored in a file on the client computer. Which file is this?
From command mode in vi, what do you have to do to enter text?
