KCNA Cloud Native Architecture Practice Question
Which of the following is a benefit of using an API gateway pattern?
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
✓
It provides a single entry point for clients and handles cross-cutting concerns
API gateway can offload cross-cutting concerns like authentication from individual microservices.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
It reduces the number of microservices needed
Why it's wrong here
API gateway does not reduce microservices count.
- ✗
It replaces the need for a service mesh
Why it's wrong here
API gateway and service mesh serve different purposes.
- ✓
It provides a single entry point for clients and handles cross-cutting concerns
Why this is correct
API gateway centralizes routing, auth, rate limiting, etc.
- ✗
It stores application state
Why it's wrong here
API gateway is stateless.
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JA
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.