Azure Cloud Services

How Azure services work under the hood — from serverless functions and authentication to message queues and observability.

Functions

App Service

Entra ID

Key Vault

Service Bus

Cosmos DB

Blob Storage

API Mgmt

App Insights

DevOps

Compute

Serverless execution — triggers, bindings, cold starts, and scaling.

Plans, auto-scaling, deployment slots, and zero-downtime deployments.

Security

OAuth2 flows, token lifecycle, MSAL, and managed identity.

Secret rotation, RBAC, and zero-secret configuration.

Data & Messaging

Queues, topics, dead-letter, and competing consumers.

Request Units, partitioning, consistency levels, and global distribution.

Hot/Cold/Archive tiers, SAS tokens, and lifecycle policies.

Platform

Gateway pattern, policies, rate limiting, and developer portal.

Telemetry pipeline, sampling, dependency tracking, and live metrics.

CI/CD stages, YAML pipelines, artifacts, and approval gates.

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