CISA Certified Information Systems Auditor – Question1659

An organization is disposing of a number of laptop computers. Which of the following data destruction methods would be the MOST effective?

A. Run a low-level data wipe utility on all hard drives
B. Erase all data file directories
C. Format all hard drives
D. Physical destruction of the hard drive

Correct Answer: D

Explanation:

Explanation:
The most effective method is physical destruction. Running a low-level data wipe utility may leave some residual data that could be recovered; erasing data directories and formatting hard drives are easily reversed, exposing all data on the drive to unauthorized individuals.