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Day 24 / 30 · 2025 Edition
CI/CD Pipeline & DevOps — Part 2
Pipeline stages and fast feedback, blue-green deployment, feature flags and A/B tests, phased rollouts and DevOps monitoring.
Inside this day
Questions and detailed answers at four levels — Junior, Mid, Senior and Architect — with code samples and architect's insights.
Try answering each question out loud before you read the answer — that's the closest thing to a real interview.