CRISC Information Technology and Security Practice Question
An organization is connecting its industrial control systems (ICS) to the corporate network for real-time data analytics. Which of the following is the PRIMARY risk introduced by this IT/OT convergence?
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
✓
Expansion of the attack surface to OT systems
The primary risk is the expansion of the attack surface, as previously isolated OT systems become accessible from the corporate network, increasing the likelihood of cyber attacks propagating to critical industrial systems.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Reduced availability of OT systems
Why it's wrong here
Availability may be impacted, but the primary risk is security.
- ✗
Higher cost of network equipment
Why it's wrong here
Cost is a secondary concern.
- ✓
Expansion of the attack surface to OT systems
Why this is correct
Correct. The attack surface expands, exposing OT to network-based threats.
- ✗
Increased complexity of data analytics
Why it's wrong here
Complexity is a challenge but not the primary risk.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This CRISC practice question is part of Courseiva's free ISACA 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 CRISC exam.