KCNA : Kubernetes and Cloud Native Associate (KCNA) Exam

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Linux-Foundation
KCNA
Kubernetes and Cloud Native Associate (KCNA)
https://killexams.com/pass4sure/exam-detail/KCNA

Question: 30
Which project in this list is a leading project in the observability space?
A. Jaeger
B. Vitess
C. Argo
D. Kubernetes
Answer: A
Explanation:
https://github.com/cncf/landscape#trail-map




Question: 31
What is scheduling in Kubernetes
A. Determining when to execute a cron-job
B. Assigning pods to nodes
C. Joining a new nodes to the clusters
D. Setting a time for automated tasks
Answer: B
Explanation:
https://kubernetes.io/docs/concepts/scheduling-eviction/


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Question: 32
Which of the following are characteristics of Statefulsets?
A. Ordered, graceful deployment and scaling
B. Creates replica sets
C. Uses headless services
Answer: A
Explanation:
https://kubernetes.io/docs/concepts/workloads/controllers/statefulset/

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Question: 33
Which control plane component is responsible for scheduling pods?
A. kube-proxy
B. kube scheduler
C. kubelet
D. kube api-server
Answer: B
Explanation:
https://kubernetes.io/docs/concepts/overview/components/

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Question: 34
What is a benefits of Kubernetes federation?
A. Avoids scalability limits on pods and nodes
B. Creates highly available clusters in different regions
C. Low latency
Answer: A,B,C
Question: 35
Which prometheus metric type represents a single number value that can increase and decrease over time?
A. Gauge
B. Histogram
C. Summary
D. Counter
Answer: A
Explanation:
https://prometheus.io/docs/concepts/metric_types/#gauge
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Question: 36
What is OPA?
A. Open Permission Agent
B. Online Policy Audit
C. Open Policy Agent
D. Offline Policy Accessor
Answer: C
Explanation:
https://www.cncf.io/projects/open-policy-agent-opa/


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Question: 37
Which of the following is not the part of Kubernetes Control Plane?
A. kube scheduler
B. etcd (pronounce: esty-d)
C. kube api-server
D. kube-proxy
Answer: D
Explanation:
https://kubernetes.io/docs/concepts/overview/components/
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Question: 38
Which access control component of Kubernetes is responsible for authorization and decides what requestor is allowed
to do?
A. Service Account
B. Role-based access control ‘RBAC’
C. Deployment
Answer: B
Explanation:
https://kubernetes.io/docs/reference/access-authn-authz/authorization/
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Question: 39
Which role is responsible of creating service level indicator ‘SLI’, service level objective ‘SLO’, & Service Level
Agreements ‘SLA’
A. Site reliability engineer ‘SRE’
B. DevOps
C. GitOps
D. Security and compliance engineer
E. Developer
Answer: A
Explanation:
https://www.atlassian.com/incident-management/kpis/sla-vs-slo-vs-sli

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Question: 40
Which is NOT a use case for the Kubernetes dashboard?
A. Troubleshooting any issues with applications
B. Managing running applications
C. Installing new Kubernetes cluster
D. Managing the entire Kubernetes cluster
Answer: C

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