What is the output of the following command?
for token in a b c; do
echo -n ${token};
done
Which configuration file would be edited to change default options for the OpenSSH server?
When trying to unmount a device it is reported as being busy. Which of the following commands could be used to determine which process is causing this?
Which command is used to set restrictions on the size of a core file that is created for a user when a program crashes?
Which of the following programs uses the hosts.allow file to perform its main task of checking for access control restrictions to system services?