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Which one of the following commands will show a list of volumes for a specific container?
A. 'docker container logs nginx --volumes'
B. 'docker container inspect nginx'
C. 'docker volume inspect nginx'
D. 'docker volume logs nginx --containers'
Does this describe the role of Control Groups (cgroups) when used with a Docker container? Solution: accounting and limiting of resources
A. Yes
B. No
Are these conditions sufficient for Kubernetes to dynamically provision a persistentVolume, assuming there are no limitations on the amount and type of available external storage? Solution: A default storageClass is specified, and subsequently a persistentVolumeClaim is created.
A. Yes
B. No
You are troubleshooting a Kubernetes deployment called api, and want to see the events table for this object. Does this command display it? Solution: kubectl describe deployment api
A. Yes
B. NO
Which of the following is true about overlay networks?
A. Overlay networks are created only on the manager node that you created the overlay
networking on
B. Overlay networks are created on all cluster nodes when you create the overlay network.
C. Overlay networks are first created on the manager nodes. Then they are created on the
worker nodes once a task is scheduled on the specific worker node
D. Overlay networks are only created on the manager nodes.
Is this a Linux kernel namespace that is disabled by default and must be enabled at Docker engine runtime to be used? Solution: user
A. Yes
B. No
Are these conditions sufficient for Kubernetes to dynamically provision a persistentVolume, assuming there are no limitations on the amount and type of available external storage? Solution: A default provisioner is specified, and subsequently a persistentVolumeClaim is created.
A. Yes
B. No
You want to provide a configuration file to a container at runtime. Does this set of Kubernetes tools and steps accomplish this? Solution: Turn the configuration file into a configMap object, use it to populate a volume associated with the pod, and mount that file from the volume to the appropriate container and path
A. Yes
B. No
Which of the following commands is used to display system-wide Docker configuration on a host?
A. docker info
B. docker status
C. docker inspect
D. docker system
What is the docker command to setup a swarm?
A. docker swarm init
B. docker swarm create
C. docker init swarm
D. docker create swarm