▸case-01 Our engineering team needs to build a shared platform where multiple internal developer groups can deploy services while maintaining strict data isolation for healthcare compliance. Please draft a technical platform design document detailing how we should handle platform isolation, access controls, automated security governance, and secrets handling across our namespaces. | fail→fail | 36,625 | 40,592 | +11% | 1 | 1 | 0% | 6,196 | 7,849 | +27% | 0 | 0 | — |
▸case-02 I am setting up Minikube on my local MacBook Pro for quick feature testing and need step-by-step instructions to configure local persistent storage and ingress addons. | pass→pass | 15,579 | 11,113 | -29% | 1 | 1 | 0% | 2,811 | 3,930 | +40% | 0 | 0 | — |
▸case-03 Our Python Django API running inside a container is throwing NullPointerExceptions during database connection pool initialization. Here is the stack trace and database driver config. How do I fix the application code? | pass→pass | 13,822 | 8,839 | -36% | 1 | 1 | 0% | 2,041 | 3,356 | +64% | 0 | 0 | — |
▸case-04 We run a single Virtual Private Server with Docker Compose for a small internal tool without container orchestration. How do we configure docker-compose.yml to set up automated healthchecks and restart policies? | pass→pass | 14,072 | 11,665 | -17% | 1 | 1 | 0% | 2,418 | 4,019 | +66% | 0 | 0 | — |
▸case-05 We are migrating from Jenkins pushing kubectl commands to declarative deployment agents. We want continuous reconciliation engines that pull state directly from Git repositories without granting external CI systems write access to our cluster API. Which architectural pattern and tooling approach fits this? | pass→pass | 15,147 | 13,154 | -13% | 1 | 1 | 0% | 2,264 | 4,007 | +77% | 0 | 0 | — |
▸case-06 Our microservices frequently deploy updates, but simple rolling updates cause brief error spikes for users. We want automated traffic shifting using real-time metrics with automatic rollback on error spikes. What deployment strategy and custom controller should we implement? | pass→pass | 16,568 | 18,794 | +13% | 1 | 1 | 0% | 2,883 | 5,188 | +80% | 0 | 0 | — |
▸case-07 We store all Kubernetes manifests in public and private Git repositories. Engineers keep committing plaintext Secret objects or attempting to encrypt them with simple base64. What standard cloud-native secret management integration patterns allow storing non-sensitive references in Git? | pass→pass | 20,244 | 20,797 | +3% | 1 | 1 | 0% | 3,134 | 5,290 | +69% | 0 | 0 | — |
▸case-08 Developers keep deploying containers running as root and omitting resource limits, crashing nodes. We want to block invalid manifests at admission time across EKS and GKE clusters using declarative YAML policies. What tool and policy engines are standard for this? | fail→fail | 15,625 | 15,066 | -4% | 1 | 1 | 0% | 2,543 | 4,603 | +81% | 0 | 0 | — |
▸case-09 To comply with security audits, we need to enforce built-in Kubernetes pod isolation settings that prevent privilege escalation and raw socket access without writing custom CRDs. Which built-in Kubernetes policy framework level should we apply? | pass→pass | 10,676 | 9,459 | -11% | 1 | 1 | 0% | 1,807 | 3,823 | +112% | 0 | 0 | — |
▸case-10 We need high-performance intra-cluster networking with transparent mTLS, zero sidecar memory overhead per pod, and eBPF-based kernel network policy enforcement. What cloud-native networking solution satisfies this? | pass→pass | 15,136 | 15,837 | +5% | 1 | 1 | 0% | 2,283 | 4,565 | +100% | 0 | 0 | — |
▸case-11 Our Prometheus instance runs out of disk space every two weeks and loses historical metrics during cluster recreation. We need scalable, high-availability, long-term storage across multi-cluster EKS deployments with object storage backend. What CNCF project addresses this? | pass→pass | 12,654 | 15,492 | +22% | 1 | 1 | 0% | 1,989 | 4,517 | +127% | 0 | 0 | — |
▸case-12 We need a cluster backup and disaster recovery plan that can capture persistent volume snapshots and Kubernetes state objects across cloud providers to restore workloads in a secondary region. Which tool is standard for this? | pass→pass | 12,450 | 18,976 | +52% | 1 | 1 | 0% | 2,008 | 4,785 | +138% | 0 | 0 | — |
▸case-13 Our message consumer pods need to scale up from zero instances based on RabbitMQ queue depth rather than CPU or memory usage. Standard HPA fails to scale down to 0. What autoscaling tool should we deploy? | pass→pass | 11,104 | 11,891 | +7% | 1 | 1 | 0% | 1,783 | 3,831 | +115% | 0 | 0 | — |
▸case-14 Our cloud provider Kubernetes bill is exploding because teams over-provision CPU and memory requests 'just in case'. We need visibility into container-level cost allocation and automated recommendations for workload right-sizing. What tools and cluster strategies should we deploy? | pass→pass | 19,752 | 14,698 | -26% | 1 | 1 | 0% | 2,934 | 4,099 | +40% | 0 | 0 | — |
▸case-15 We are designing a next-generation ingress strategy that supports advanced protocol routing, cross-namespace HTTPRoute delegation, and clean separation between infrastructure operators and application developers. What Kubernetes API specification replaces legacy Ingress resource limitations? | pass→pass | 7,654 | 9,114 | +19% | 1 | 1 | 0% | 1,200 | 3,529 | +194% | 0 | 0 | — |
▸case-16 We need real-time detection of suspicious system calls inside running containers, such as unpermitted shell spawns or file modifications in /etc, with alerting to SIEM. Which cloud-native runtime security tool uses eBPF/kernel probes for this? | pass→pass | 13,402 | 12,379 | -8% | 1 | 1 | 0% | 2,084 | 3,922 | +88% | 0 | 0 | — |
▸case-17 Our enterprise platform engineering team needs to provision, upgrade, and manage lifecycle operations for hundreds of Kubernetes clusters across AWS, Azure, and bare-metal in a declarative, Kubernetes-native way. What project enables cluster lifecycle management via custom resources? | pass→pass | 11,889 | 12,008 | +1% | 1 | 1 | 0% | 1,958 | 3,881 | +98% | 0 | 0 | — |
▸case-18 To satisfy supply chain compliance, we must ensure only cryptographically signed container images with generated Software Bill of Materials (SBOMs) can be deployed to production clusters. Which tooling ecosystem handles signing and verification? | pass→pass | 11,513 | 12,314 | +7% | 1 | 1 | 0% | 1,863 | 4,002 | +115% | 0 | 0 | — |
▸case-19 We are onboarding multiple business units onto a single shared Kubernetes cluster. How do we enforce hard CPU/memory upper bounds and prevent rogue pods from starving other teams' workloads? | pass→pass | 16,815 | 17,297 | +3% | 1 | 1 | 0% | 2,784 | 4,775 | +72% | 0 | 0 | — |
▸case-20 We use Istio for service mesh. We want to route 90% of traffic to v1 and 10% to v2 based on HTTP header matching across microservices. What Istio custom resources are required to configure this? | pass→pass | 11,611 | 9,677 | -17% | 1 | 1 | 0% | 2,131 | 3,518 | +65% | 0 | 0 | — |
▸case-21 We have a complex database stateful workload that requires custom failover logic, automated schema migrations, and custom state synchronization that standard StatefulSets cannot handle. What software design pattern and SDK should we use to extend Kubernetes API capabilities? | pass→pass | 15,918 | 17,790 | +12% | 1 | 1 | 0% | 2,356 | 4,472 | +90% | 0 | 0 | — |
▸case-22 Our GitOps strategy requires managing multi-environment overlays (dev, staging, prod) for microservices without maintaining complex, error-prone Go template logic across every service repository. What declarative configuration tool allows template-free overlays? | pass→pass | 11,956 | 10,688 | -11% | 1 | 1 | 0% | 1,953 | 3,773 | +93% | 0 | 0 | — |