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Docker DCA Practice Test - Questions Answers, Page 7

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List of questions

Question 61

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Will this command display a list of volumes for a specific container?

Solution: docker volume logs nginx --containers'

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Question 62

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Will this command display a list of volumes for a specific container?

Solution: docker volume inspect nginx'

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Question 63

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Does this describe the role of Control Groups (cgroups) when used with a Docker container?

Solution: user authorization to the Docker API

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Question 64

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Does this describe the role of Control Groups (cgroups) when used with a Docker container?

Solution: role-based access control to clustered resources

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Question 65

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Does this describe the role of Control Groups (cgroups) when used with a Docker container?

Solution: accounting and limiting of resources

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Question 66

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Will this command ensure that overlay traffic between service tasks is encrypted?

Solution: docker network create -d overlay -o encrypted=true <network-name>

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Question 67

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Will this command ensure that overlay traffic between service tasks is encrypted?

Solution: docker network create -d overlay --secure

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Question 68

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Will this command ensure that overlay traffic between service tasks is encrypted?

Solution: docker service create --network--secure

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Question 69

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Will this command ensure that overlay traffic between service tasks is encrypted?

Solution: docker service create --network--encrypted

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Question 70

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You want to create a container that is reachable from its host's network. Does this action accomplish this?

Solution: Use --link to access the container on the bridge network.

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Related questions

Is this a way to configure the Docker engine to use a registry without a trusted TLS certificate? Solution. Set INSECURE_REGISTRY in the' /etc/docker/default' configuration file.
Will this command display a list of volumes for a specific container? Solution. 'docker container logs nginx --volumes'
The Kubernetes yaml shown below describes a networkPolicy. Will the networkPolicy BLOCK this traffic? Solution: a request issued from a pod lacking the tier: api label, to a pod bearing the tier: backend label
Will this command list all nodes in a swarm cluster from the command line? Solution. 'docker inspect nodes
Is this a supported user authentication method for Universal Control Plane? Solution. x.500
One of several containers in a pod is marked as unhealthy after failing its livenessProbe many times. Is this the action taken by the orchestrator to fix the unhealthy container? Solution: The controller managing the pod is autoscaled back to delete the unhealthy pod and alleviate load.
A user's attempts to set the system time from inside a Docker container are unsuccessful. Could this be blocking this operation? Solution. SELinux
The Kubernetes yaml shown below describes a clusterIP service. Is this a correct statement about how this service routes requests? Solution: Traffic sent to the IP of this service on port 8080 will be routed to port 80 in a random pod with the label aPP: nginx.
A Kubernetes node is allocated a /26 CIDR block (64 unique IPs) for its address space. If every pod on this node has exactly two containers in it, how many pods can this address space support on this node?
Is this a function of UCP? Solution: enforces the deployment of signed images to the cluster