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Google Cloud Certified Professional Cloud Architect · Google Cloud
Select 2 answers.
This question asks for 2 answers, but our data marks only 1. Compare with the community discussion below for the full answer.
Written by other learners. Comments can disagree with the marked answer — check the official documentation when in doubt.
Who would choose the C option? ))) Redesigning solution architecture requires migration plan and at least 6 months of development which definitely will cause new bugs. No one will go this way until delivery process is really sluggish and scalability is poor. There should be solid reasons, not just reducing 20% of rollbacks )) Come on, guys.
A, C Seems correct
Even the question is not a good question in context of it's cohesion but the correct options are A & C. Blue green deployments allow instant rollback by switching traffic, which directly reduces production impact. Breaking a monolith into microservices limits blast radius so failures affect smaller components instead of the whole platform.