ISC Systems Security Engineering Foundations Practice Question
Which THREE activities are essential when conducting a 'Security Impact Analysis' for a proposed system change?
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
✓
Reviewing existing security controls for degradation
Impact analysis evaluates how changes affect existing controls, risk profiles, and system integrity.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Replacing all hardware in the data center
Why it's wrong here
This is a physical upgrade, not an assessment activity.
- ✓
Reviewing existing security controls for degradation
Why this is correct
Changes can inadvertently weaken security controls.
- ✓
Updating the system security plan
Why this is correct
The SSP must reflect the current state after any change.
- ✗
Renaming the system server hostname
Why it's wrong here
Hostname changes are administrative and usually irrelevant to security impact.
- ✓
Re-evaluating the risk to the system
Why this is correct
Changes often introduce new risks or modify existing ones.
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.