CompTIA Security+ Certification SY0-601: The Total Course - Wiping Disks with the dd Command Lab

This tutorial demonstrates how to use the Linux DD command to securely wipe a disk partition. It covers listing disk devices, creating and formatting a new partition, mounting it, creating sample files, and finally wiping the partition using the DD command. The tutorial concludes with unmounting the file system and emphasizes the importance of data security.

What command is used to list disk devices in Kali Linux?

• lsblk

• fdisk -l

• df -h

• du -sh

Which key is pressed to create a new primary partition using fdisk?

• C

• M

• P

• N

What file system type is used in the example for formatting the new partition?

• FAT32

• NTFS

• ext4

• HFS+

What command is used to create a directory for mounting the partition?

• cp

• touch

• rmdir

• mkdir

Which command is used to generate zero-byte files in the example?

• echo

• cat

• touch

• nano

What is the purpose of using the DD command in this exercise?

• To wipe the partition

• To format the partition

• To mount the partition

• To create a backup of the partition

What should you do if you receive a 'target is busy' message when unmounting?

• Restart the system

• Reformat the partition

• Use the force option

• Exit the directory