ISC Systems Security Engineering Foundations Practice Question
What is the primary purpose of a 'Sanitization' process in the context of system decommissioning?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
To prevent data recovery after asset disposal
Sanitization is the process of removing data from storage media such that the data cannot be reconstructed by any forensic means.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
To format the disk for reuse
Why it's wrong here
Formatting is not sufficient for secure sanitization.
- ✓
To prevent data recovery after asset disposal
Why this is correct
The primary goal is preventing unauthorized data access.
- ✗
To clean the hardware of dust
Why it's wrong here
Sanitization refers to data, not physical cleaning.
- ✗
To update the operating system
Why it's wrong here
Decommissioning is not about updates.
About these practice questions
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JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official (ISC)² exam blueprint
This ISC practice question is part of Courseiva's free (ISC)² certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the ISC exam.