An administrator is running an email server configured with the default settings. In which directory

will the administrator commonly find the delivered mail for the user foo?

The message “Hard Disk Error” is displayed on the screen during Stage 1 of the GRUB boot
process. Which of the following does this indicate?

Which of the following commands is run LAST during boot on a system with quotas enabled?

For accessibility assistance, which of the following programs is an on-screen keyboard?

An administrator has read/write permissions on an ordinary file foo. The administrator has just run
ln foo bar. Which of the following would occur if the administrator ran rm foo?

To change the priority of a running process, an administrator should use the ____ command.
(Specify command only with no options.)

CORRECT TEXT

What word is missing from the following SQL statement? select count(*) _____ tablename;

Which of the following commands will send output from the program myapp to both standard
output (stdout) and the file file1.log?

An administrator wishes to kill a process with a PID of 123. Which of the following commands will
allow the process to “clean up” before exiting?

CORRECT TEXT

Which option, when passed to the gpg command, will enter an interactive menu enabling the user
to perform key management related tasks? (Provide only one option).