MLS-C01 Modeling Practice Question
A company uses a SageMaker endpoint for real-time inference. They need to ensure high availability during deployment updates. Which THREE steps achieve this? (Choose 3)
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
✓
Use blue/green deployment with a new endpoint configuration
Blue/green deployment, multiple instances, and traffic shifting are standard practices for zero-downtime updates.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Use a single instance to save costs
Why it's wrong here
Single instance creates a single point of failure.
- ✓
Use blue/green deployment with a new endpoint configuration
Why this is correct
Blue/green allows traffic switch after new version is healthy.
- ✓
Configure multiple instances behind the endpoint
Why this is correct
Multiple instances provide redundancy during updates.
- ✗
Delete the old endpoint before creating the new one
Why it's wrong here
Deleting first causes downtime.
- ✓
Use Canary or Linear traffic shifting in SageMaker
Why this is correct
Traffic shifting gradually routes traffic to new version, ensuring availability.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This MLS-C01 practice question is part of Courseiva's free Amazon Web Services 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 MLS-C01 exam.