ICA Resilience And Fault Injection Practice Question
Which TWO are common causes for a service to be ejected by Outlier Detection?
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
✓
Consecutive gateway failures.
Repeated 5xx errors and gateway failures are the two primary reasons.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Consecutive gateway failures.
Why this is correct
Primary network indicator.
- ✓
Consecutive 5xx responses.
Why this is correct
Primary health indicator.
- ✗
High disk usage on the pod.
Why it's wrong here
Not a network/mesh metric.
- ✗
Too many users logged in.
Why it's wrong here
Not a mesh metric.
- ✗
High CPU usage on the pod.
Why it's wrong here
Istio doesn't monitor CPU for ejection.
About these practice questions
One of 292 original ICA practice questions on Courseiva, each with a full explanation and wrong-answer analysis — not exam dumps or protected exam content. 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 CNCF / Linux Foundation exam blueprint
This ICA practice question is part of Courseiva's free CNCF / Linux Foundation 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 ICA exam.