Challenge Library
Coding Challenges
5,893 curated questions across every arena — browse by topic, then jump into a live 3-minute battle to put them to the test.
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Clear topic filter- Multiple ChoiceHard
[Kubernetes] Metrics Horizontal Pod Autoscaler
qak8sk8sqa - Multiple ChoiceHard
[Kubernetes] Custom metrics Horizontal Pod Autoscaler
qak8sk8sqa - Multiple ChoiceHard
[Kubernetes] Min/max replicas Horizontal Pod Autoscaler
qak8sk8sqa - Multiple ChoiceHard
[Kubernetes] Stabilization window Horizontal Pod Autoscaler
qak8sk8sqa - Multiple ChoiceHard
[Kubernetes] VPA Horizontal Pod Autoscaler
qak8sk8sqa - Multiple ChoiceHard
[Kubernetes] Host rules HTTP routing to services
qak8sk8sqa - Multiple ChoiceHard
[Kubernetes] Path rules HTTP routing to services
qak8sk8sqa - Multiple ChoiceHard
[Kubernetes] TLS termination HTTP routing to services
qak8sk8sqa - Multiple ChoiceHard
[Kubernetes] Annotations HTTP routing to services
qak8sk8sqa - Multiple ChoiceHard
[Kubernetes] Gateway API HTTP routing to services
qak8sk8sqa - Multiple ChoiceHard
[Kubernetes] Role Role-Based Access Control
qak8sk8sqa - Multiple ChoiceHard
[Kubernetes] ClusterRole Role-Based Access Control
qak8sk8sqa - Multiple ChoiceHard
[Kubernetes] RoleBinding Role-Based Access Control
qak8sk8sqa - Multiple ChoiceHard
[Kubernetes] Least privilege Role-Based Access Control
qak8sk8sqa - Multiple ChoiceHard
[Kubernetes] Aggregation Role-Based Access Control
qak8sk8sqa
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Every challenge here is drawn from the live Code Royale pool. Review a question, then head to the arena to answer under pressure against a real opponent — 3-minute matches, Elo ranking, and badge tiers on the line.