CRISC Information Technology and Security Practice Question
An organization is deploying IoT devices in a smart building. Which of the following are significant security risks associated with IoT? (Choose THREE.)
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
✓
Firmware update challenges due to device diversity
IoT risks include expanded attack surface, legacy device security gaps, and firmware update challenges.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Firmware update challenges due to device diversity
Why this is correct
Managing updates across heterogeneous devices is difficult.
- ✓
Legacy device security gaps from unpatched vulnerabilities
Why this is correct
Legacy devices often lack security updates.
- ✗
Increased power consumption
Why it's wrong here
Power consumption is an operational concern, not a security risk.
- ✗
Higher data transmission speeds
Why it's wrong here
Speed is a performance feature, not a security risk.
- ✓
Expanded attack surface due to many connected devices
Why this is correct
More devices increase potential entry points for attackers.
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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.