Technical interview questions and drills

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Build a production container image for a .NET API

Builds a small, immutable, non-root .NET runtime image with controlled inputs, external configuration, graceful lifecycle behavior, and a practical patching strategy.

.NETASP.NET CoreAzureDocker

Concept question

Drills

Build a production container image for a .NET API

Container configuration, secrets, and environment promotion

Container CPU and memory limits with the .NET runtime

Container filesystems, volumes, state, and logging

Container image tags, digests, registries, and patching

Container networking, ports, DNS, and service discovery

Containers versus virtual machines and immutable deployments

Debug a production incident with a team

Diagnose container crash loops, image pulls, and OOM failures

Docker build context, layer caching, and reproducible .NET builds

Docker Compose for local multi-service development

Follow up after an incident to prevent repeats

Graceful container shutdown for .NET services

How does graceful shutdown work in Spring Boot, and what can still go wrong?

How would you review a Spring Boot service for production readiness?

Kubernetes Pod, Deployment, Service, and Ingress basics

Readiness, liveness, and startup probes for a .NET service

Rolling container deployments with database migrations

Run .NET containers as non-root with minimal privileges

Take ownership after a production bug

What happens to @Scheduled jobs when a Spring Boot service has multiple replicas?

What observability baseline would you expect for a production Spring Boot API?