Which of the following commands erases the contents of the /dev/sdb3 partition?

Posted by: Pdfprep Category: 201-450 Tags: , ,

Which of the following commands erases 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

Answer: B

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