After creating a new service named 'http', you notice that the new service is not registering as healthy. How do you view the list of historical tasks for that service by using the command line?

• A.'docker ps http'
• B.'docker service ps http'
• C.'docker service inspect http'
• D.'docker inspect http'

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You want to mount external storage to a particular filesystem path in a container in a Kubernetes pod. What is the correct set of objects to use for this?

• A.a perslstentVolume in the pod specification, populated with a persistentVolumeClaim which is bound to a volume defined by a storageClass
• B.a volume in the pod specification, populated with a storageClass which is bound to a provisioner defined by a perslstentVolume
• C.a volume in the pod specification, populated with a perslstentVolumeClaim bound to a perslstentVolume defined by a storageClass
• D.a storageClass In the pod's specification, populated with a volume which Is bound to a provisioner defined by a persistentVolume

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A company's security policy specifies that development and production containers must run on separate nodes in a given Swarm cluster. Can this be used to schedule containers to meet the security policy requirements?
Solution. environment variables

• A.Yes
• B.No

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A user's attempts to set the system time from inside a Docker container are unsuccessful.
Could this be blocking this operation?
Solution.SELinux

• A.Yes
• B.No

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Will this command ensure that overlay traffic between service tasks is encrypted?
Solution: docker service create --network --secure

• A.No
• B.Yes

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