CCSP Cloud Platform and Infrastructure Security Practice Question
Which hypervisor technology is used to provide direct device access to a VM, improving performance and isolation for I/O operations?
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
✓
IOMMU
IOMMU (Input-Output Memory Management Unit) allows direct device assignment to VMs, enabling high performance and strong isolation by preventing the VM from accessing other devices' memory.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
IOMMU
Why this is correct
IOMMU enables direct device assignment with secure isolation.
- ✗
CPU pinning
Why it's wrong here
CPU pinning assigns specific CPU cores to a VM but does not handle device I/O.
- ✗
Virtual switches
Why it's wrong here
Virtual switches handle network traffic, not device I/O.
- ✗
Memory ballooning
Why it's wrong here
Memory ballooning reclaims memory from VMs, not device access.
Go deeper
Related to this question
About these practice questions
Courseiva writes every CCSP question from scratch — 964 in total, each with an explanation and a wrong-answer breakdown. None are copied from real exams or dumps. Learn why practice questions differ from exam dumps →
JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This CCSP practice question is part of Courseiva's free ISC2 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 CCSP exam.