141. ‘kubectl delete -n my-ns po,svc –all’ will delete pods and services including uninitialized ones in the namespace ‘my-ns’
A. FALSE
B. TRUE
Answer
B
142. What is the name for the tool that manages communication between pods, injects a sidecar proxy container into each pod and directs network traffic through the proxy container?
A. namespace
B. Service
C. Deployment
D. Service mesh
E. Network policy
Answer
D
143. What are container runtimes with Kubernetes?
A. CRI-O
B. lxd
C. containerd
D. Dockershim
Answer
A, C
144. What are cluster-wide objects
A. Service and Pods
B. Volumes and Nodes
C. ConfigMaps and Secrets
Answer
B
145. What are default kubernetes namespaces?
A. default, kube-public, kube-system, kube-node-lease
B. kube-default, kube-public, kube-system, kube-node-lease
C. default, kube-public, kube-systems, kube-node-lease
D. default, kube-public, kube-system, kube-node-leases
Answer
A
146. Which control plane component is responsible for scheduling pods?
A. kube-proxy
B. kube scheduler
C. kubelet
D. kube api-server
Answer
B
147. How can persistent volume be provisioned?
A. Automatically
B. Bootstrap
C. Dynamically
Answer
C
148. Which of the following container runtime is planned to be deprecated in Kubernetes 1.20 and high-er?
A. cri-o
B. None of the options
C. docker
D. podman
E. containerd
Answer
C
149. How can you achieve cost optimization in the cloud environment?
A. Use Bare Metal
B. Use Spot Instances
C. Use On Demand instances
D. Use Reserved Instances
Answer
D
150. What is the primary interface for Kubernetes cluster?
A. Kubernetes Api
B. Kubelet
C. YAML
D. Control Plane
E. JSON
Answer
A