KCNA Cloud Native Architecture Practice Question
What is the primary purpose of a service mesh in a cloud-native architecture?
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
✓
To provide a dedicated infrastructure layer for handling service-to-service communication
A service mesh provides observability, traffic management, and security for microservices communication, offloading these concerns from application code.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
To compile application code
Why it's wrong here
Service mesh has nothing to do with compilation.
- ✓
To provide a dedicated infrastructure layer for handling service-to-service communication
Why this is correct
The service mesh adds a layer of proxies to manage communication securely and reliably.
- ✗
To replace container orchestration
Why it's wrong here
Service mesh works alongside orchestration like Kubernetes.
- ✗
To store application configuration
Why it's wrong here
Configuration management is separate.
Go deeper
Related to this question
Learn chapter
Cloud Native Architecture and Concepts
Key term
Service Mesh
A service mesh is a dedicated infrastructure layer that manages communication between microservices, handling tasks like service discovery, load balancing, encryption, and observability without requiring changes to application code.
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Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This KCNA practice question is part of Courseiva's free CNCF 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 KCNA exam.