CND Endpoint Protection Practice Question
An organization is experiencing a ransomware outbreak on an endpoint. The Incident Response team decides to immediately disconnect the infected machine from the network without shutting it down, in order to preserve volatile memory. Which EDR feature should the responder trigger?
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
✓
Remote Host Isolation / Network Containment
EDR platforms include network isolation capabilities that sever network connectivity to the endpoint while maintaining remote management connectivity for the security team.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Disk Defragmentation
Why it's wrong here
Disk defragmentation organizes storage clusters.
- ✗
Remote Device Wipe
Why it's wrong here
Device wipe destroys all data on the hard drive, eliminating volatile memory and forensic artifacts.
- ✓
Remote Host Isolation / Network Containment
Why this is correct
Host isolation cuts off lateral network traffic while allowing the EDR management console to communicate with the agent for forensics.
- ✗
Cloud Sandbox Submission
Why it's wrong here
Sandbox submission analyzes suspicious files in an isolated environment, but does not isolate the infected endpoint itself.
About these practice questions
Courseiva writes every CND question from scratch — 323 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 and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official EC-Council exam blueprint
This CND practice question is part of Courseiva's free EC-Council 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 CND exam.