ICA Traffic Management Practice Question
You have an external dependency that is not in the Kubernetes registry. How do you allow the mesh services to communicate with it?
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
✓
Create a ServiceEntry
ServiceEntry is required to include external endpoints in the Istio service registry.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Create a VirtualService
Why it's wrong here
VirtualServices route traffic; they don't register external services.
- ✓
Create a ServiceEntry
Why this is correct
ServiceEntry allows manual registration of services outside the mesh.
- ✗
Create an EnvoyFilter
Why it's wrong here
EnvoyFilters are for customizing Envoy configuration, not service discovery.
- ✗
Create a DestinationRule
Why it's wrong here
DestinationRule handles traffic policies, not registration.
About these practice questions
This ICA question is part of Courseiva's 292-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 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.