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Certified Kubernetes Administrator CKA (Kubernetes v1.35 curriculum) · Domain 2: Workloads and Scheduling

Scheduling: nodeSelector, nodeName, node affinity (required vs preferred)

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Last reviewed September 25, 2026 · Leer en español

By default the scheduler places a Pod on any node with enough resources. Often you need more control: GPUs on some nodes, SSDs on others, a workload that must stay in one zone. Kubernetes gives you several tools, from blunt to expressive.

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