Question 117:
A Linux engineer is troubleshooting a newly added SCSI device for a Linux server that needed more disk space without rebooting. The engineer discovers that the new device is not visible by the Linux kernel in fdisk -l output. Which of the following commands should be used to rescan the entire SCSI bus?
Answer options:
A. echo "- - -" > /sys/class/scsi_host/host0/scan B. echo ` ` > /sys/class/scsi_host/host0/scan C. echo "- - -" > /sys/scsi/scsi_host/host0/scan D. echo "scan" > /sys/class/scsi_host/host0/scan