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Tecnologia da Informação (TI)

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Questões de KCNA

Pratique com as questões oficiais e inéditas do exame KCNA.

Container Orchestration

Com explicação

Which of the following characteristics is associated with container orchestration?

Kubernetes Cluster Architecture

Com explicação

Which control plane component is responsible for updating the node Ready condition if a node becomes unreachable?

Service Configuration

Com explicação

Which GitOps engine can be used to orchestrate parallel jobs on Kubernetes?

Containerization

Com explicação

What is the main purpose of the Open Container Initiative (OCI)?

Service Configuration

Com explicação

Which are the core features provided by a service mesh?

Com explicação

Which of the following options include only mandatory fields to create a Kubernetes object using a YAML file?

Container Orchestration

Com explicação

Which of the following is the name of a container orchestration software?

Com explicação

What happens with a regular pod running in Kubernetes when a node fails?

Service Configuration

Com explicação

What is the minimum of etcd members that are required for a highly available Kubernetes cluster?

Com explicação

What is the main purpose of the Ingress in Kubernetes?

Kubernetes Administration

Com explicação

How can you extend the Kubernetes API?

Com explicação

Which of the following workload require a headless service while deploying into the namespace?

Container Orchestration

Com explicação

What is an ephemeral container?

Cloud Native Architecture

Com explicação

In a cloud native environment, who is usually responsible for maintaining the workloads running across the different platforms?

Service Configuration

Com explicação

Which Kubernetes-native deployment strategy supports zero-downtime updates of a workload?

Com explicação

What service account does a Pod use in a given namespace when the service account is not specified?

Cloud Computing Concepts

Com explicação

What is a cloud native application?

Open Source Governance

Com explicação

What's the most adopted way of conflict resolution and decision-making for the open-source projects under the CNCF umbrella?

System Administration

Com explicação

Which of the following options include resources cleaned by the Kubernetes garbage collection mechanism?

Kubernetes Cluster Administration

Com explicação

What is the default eviction timeout when the Ready condition of a node is Unknown or False?