SISE BYOD Practice Question
Which THREE of the following are potential reasons a device might be placed in a 'Quarantine' VLAN during the BYOD process?
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
✓
Device failed MDM compliance check
A device might be quarantined if it fails compliance, is missing a required certificate, or has an outdated OS version detected by the MDM.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Device failed MDM compliance check
Why this is correct
Non-compliant devices are often isolated in quarantine.
- ✗
User forgot their Wi-Fi password
Why it's wrong here
BYOD uses certificates, not passwords.
- ✓
Device OS version is below the minimum requirement
Why this is correct
Security policies often mandate minimum OS versions.
- ✓
Missing or expired client certificate
Why this is correct
Without a valid certificate, the device cannot pass EAP-TLS auth.
- ✗
The device is too new
Why it's wrong here
New devices are usually allowed if they meet compliance.
Visual reference
About these practice questions
This SISE question is part of Courseiva's 322-question bank — original exam-style content with full explanations and wrong-answer analysis, never real exam questions or exam dumps. Learn why practice questions differ from exam dumps →
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 Cisco exam blueprint
This SISE practice question is part of Courseiva's free Cisco 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 SISE exam.