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Guide for Docker-DCA

Quiz Docker-DCA

10/167 Questions|Updated on 2022/11/04
Free Test
/ 10

Quiz

1/10
Argument1
What is the docker command to setup a swarm?
Select the answer
1 correct answer
A.
docker swarm init
B.
docker swarm create
C.
docker init swarm
D.
docker create swarm

Quiz

2/10
Argument1
Which of the following is true about overlay networks?
Select the answer
1 correct answer
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.

Quiz

3/10
Argument2
What is the docker command to find the current logging driver for a running container?
Select the answer
1 correct answer
A.
docker stats
B.
docker info
C.
docker config
D.
docker inspect

Quiz

4/10
Argument6
When an application being managed by UCP fails, you would like a summary of all requests made to the UCP API in the hours leading up to the failure. What must be configured correctly beforehand for this to be possible?
Select the answer
1 correct answer
A.
UCP audit logs must be set to the metadata' or request' level.
B.
UCP logging levels must be set to the info' or debug' level.
C.
All engines in the cluster must have their log driver set to the metadata' or request' level.
D.
Set the logging level in theconfig object for the ucp-kube-api-server container to warning or higher.

Quiz

5/10
Argument3
Is this a type of Linux kernel namespace that provides container isolation? Solution: Network
Select the answer
1 correct answer
A.
Yes
B.
No

Quiz

6/10
Argument4
The Kubernetes yaml shown below describes a networkPolicy. Exam Dumps Docker-DCA Docker Docker-DCA 2-3946717281 Will the networkPolicy BLOCK this traffic? Solution: a request issued from a pod bearing the tier: backend label, to a pod bearing the tier: frontend label
Select the answer
1 correct answer
A.
Yes
B.
No

Quiz

7/10
Argument5
Does this command display all the pods in the cluster that are labeled as 'env: development'? Solution: 'kubectl get pods --all-namespaces -I env=development'
Select the answer
1 correct answer
A.
Yes
B.
No

Quiz

8/10
Argument0
Will this action upgrade Docker Engine CE to Docker Engine EE? Solution: Uninstall 'docker-ce' package before installing 'docker-ee' package.
Select the answer
1 correct answer
A.
Yes
B.
No

Quiz

9/10
Argument2
Will this command display a list of volumes for a specific container? Solution: docker volume logs nginx --containers'
Select the answer
1 correct answer
A.
Yes
B.
No

Quiz

10/10
Argument6
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 logs deployment api
Select the answer
1 correct answer
A.
Yes
B.
No
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Info quiz:

  • Quiz name:Docker-DCA
  • Total number of questions:167
  • Number of questions for the test:50
  • Pass score:80%

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