CompTIA Security+ Question E-39

Company XYZ recently salvaged company laptops and removed all hard drives, but the Chief Information Officer (CIO) is concerned about disclosure of confidential information. Which of the following is the MOST secure method to dispose of these hard drives?

A. Degaussing
B. Physical Destruction
C. Lock up hard drives in a secure safe
D. Wipe

Answer: B

Explanation:
The physical description of hard drives is the only secure means of disposing hard drives. This can include incineration, an acid bath, and crushing.

CompTIA A+ Core 2 Question G-74

Which of the following is the MOST secure method, short of physical destruction, that would be used to ensure that data on a hard drive cannot be recovered?

A. Use a degaussing tool
B. Format the drive
C. Use an overwrite program
D. Repartition the drive