Which file should you check within the /proc tree to learn which IRQs are being used by which kernel drives?
Which command (without options) would you use to display how much space is available on all partitions?
What command with all options and/or parameter will send the signal USR1 to any executing process of program apache2?
USB fax/modems that conform to this subclass of the Communication Device Class (CDC) vendor neutral standard are Linux compatible (answer is a 3 letter acronym)