Which of the following commands shows capabilities and usable frequencies for the wireless interface wlan0? A. iw phy pyh0 info B. iw dev wlan0 info C. iw dev wlan0 show D. iw phy wlan0 show E....

A Linux server running systemd booted to rescue.target for maintenance. Which commands are used to restore the server to its usual target? (Choose two.) A. telinit 0 B. systemctl default C. sync...

The following command has just been run successfully: cd /opt; tar xvf /dev/nst0; What will happen if the command sequence is run again? A. An error saying that there is no tape present is ge...

Which one of these directories should not be backed up? A. /backup B. /etc C. /opt D. /proc E. /var/log

Which file contains the text message that is displayed after logging into the console? (Specify the full name of the file, including path.)

Which file contains the message that is displayed above the login prompt of the system console? (Specify the full name of the file, including path.)

Which of the following commands will erase the contents of the /dev/sdb3 partition? A. rm /dev/sdb3 B. dd if=/dev/zero of=/dev/sdb3 C. dd of=/dev/zero if=/dev/sdb3 D. umount /dev/sdb3

What is the device name for the first SCSI tape drive on a system when used without automatic rewinding after each write operation? (Please specify the full path to the device.)

Which of the following commands will securely copy the directory ./fyf/ to /var/tmp/ on the remote host deltaur using the remote user account kevin? A. rsync -a -e ssh kevin@deltaur:/var/tmp/ fyf/...

Which of the following are common backup systems used in Linux? (Choose TWO correct answers.) A. Amanda B. Bacula C. DrBackup D. BREWBackup E. SARcheck