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Question 1
An e-commerce company wants to implement a canary release for its new 'ProductSearch' microservice. The goal is to direct 5% of live traffic to the new version (v2) while the remaining 95% continues to use the stable version (v1). Which API Gateway capability is essential for achieving this traffic-splitting strategy?
Correct Answer:
Dynamic Routing
Question 2
In a microservices architecture, which security function is most effectively centralized at the API Gateway to avoid redundant and potentially inconsistent implementations across individual services?
Correct Answer:
Authentication and client token validation (e.g., JWT verification)
Question 3
A mobile application's main screen needs to display a user's profile, their last three transactions, and their loyalty status. This data resides in three separate microservices: 'User', 'Transaction', and 'Loyalty'. To minimize the number of network requests from the client device, which pattern should be implemented at the API Gateway?
Correct Answer:
API Composition (Aggregation)
Question 4
Which of the following describes the primary role of an API Gateway in a microservices architecture?
Correct Answer:
To act as a single entry point for clients, handling routing, security, and other cross-cutting concerns.
Question 5
A company exposes its APIs to third-party developers. To ensure fair usage and protect backend services from being overwhelmed by any single developer's application, which API Gateway policy is most appropriate to implement?
Correct Answer:
Throttling (Rate Limiting)
Question 1
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About this Exam

Prepare with the Arcitura Certified Microservice Architect (S90.MSA) practice quiz. This question bank includes 50 questions covering microservices, service, primary, pattern, and microservice. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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Arcitura Certified Microservice Architect (S90.MSA)

This practice set contains 50 questions from the matching question bank and focuses on microservices, service, primary, pattern, and microservice. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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