You need to create a backup of /etc to a removable hard disk drive mounted at /mnt/USB. Which of the following tar commands should you use?
A)tar -xfv ~/backup.tar /etc
B)tar -xzf /mnt/USB/backup.tar /etc
C)tar -cfv /mnt/USB/backup.tar /etc
D)tar -cfv /mnt/USB/backup.tar ~/etc

Question

Quizplus · Accepted Answer

You should use the tar -cfv /mnt/USB/backup.tar /etc command to create a backup of /etc to a removable hard disk drive mounted at /mnt/USB.
Key Takeaway: The tar command can be used to create tape archives and add or extract files. The tar backup program stores and extract files from an archive file known as a tarfile. A tarfile may point to a tape drive.

You Need to Create a Backup of /Etc to a Removable