You created a new service named 'http' and discover it is not registering as healthy. Will this command enable you to view the list of historical tasks for this service?
Solution: 'docker service ps http'

• A.No
• B.Yes

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Will this command list all nodes in a swarm cluster from the command line?
Solution: 'docker Is -a'

• A.Yes
• B.No

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You have deployed a service to swarm. Which command uses the Docker CLI to set the number of tasks of the services to 5? (choose 2)

• A.'docker update service <service-id>=5'
• B.'docker service replicas <service-id>=5'
• C.'docker replica update <service-id>=5'
• D.'docker service update --replicas=5 <service-id>'
• E.'docker service scale <service-id> = 5''

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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.

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From a DevOps process standpoint, it is best practice to keep changes to an application in version control. Which of the following will allow changes to a docker Image to be stored in a version control system?

• A.A dockerfile
• B.docker save
• C.A docker-compose.yml file
• D.docker commit

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