NEW QUESTION 1
Consider the following Kubernetes Deployment:

With the ReplicaSet:

And the Pods:

What happens if one of the Pods is terminated with the command kubect1 pod delete?

• A. The remaining Pods are stopped and the Deployment switches to the state Failed.
• B. The number of replicas in the ReplicaSet is changed to 4.
• C. The ReplicaSet immediately starts a new replacement Pod.
• D. The remaining Pods are stopped and a new ReplicaSet is started.
• E. The Deployment switches to the state Degrade

Answer: B

NEW QUESTION 2
Which of the following container names could have been assigned automatically by Docker?

• A. docker-c00001
• B. 2.0.17.172
• C. container
• D. c0023817
• E. clever_ritchie

Answer: E

Explanation:
Reference https://docs.docker.com/v17.09/engine/userguide/networking/default_network/container-communication/

NEW QUESTION 3
Which of the following commands lists the cookbooks available on a Chef server?

• A. kitchen cookbook list
• B. chef-client cookbook list
• C. chef-server cookbook list
• D. chef-solo cookbook list
• E. knife cookbook list

Answer: C

NEW QUESTION 4
Which Ansible command is used to manage and store sensitive data in encrypted files? (Specify ONLY the command without any path or parameters.)

• A. Yes
• B. Not Mastered

Answer: A

NEW QUESTION 5
Which of the statements below are true about the volume created by the following command? (Choose two correct answers.)
docker run –v /data –ti debian

• A. The new /data volume contains a copy of the complete container’s base image.
• B. The volume containing the container’s rootfile system is retained until the /data volume is deleted.
• C. The /data volume is discarded when the container terminates.
• D. The /data volume can be attached to another Docker container.
• E. If the command is run a second time, another volume for /data is create

Answer: DE

NEW QUESTION 6
Which of the following properties apply to a content delivery network? (Choose three correct answers.)

• A. CDNs require all elements of a web site to be served by the same CDN.
• B. CDNs can stream large media files such as movies or music to clients.
• C. CDNs are present in multiple locations to serve content close to clients.
• D. CDNs serve huge numbers of clients with high bandwidth and low latency.
• E. CDNs forward all requests to a backend server and never store content locall

Answer: CDE

NEW QUESTION 7
An Ansible variable file contains the following content:
myapp: option1: one
Which of the following strings can be used to reference the defined variable? (Choose two correct answers).

• A. myapp(option1);
• B. option1@myapp
• C. myapp[‘option1’]
• D. myapp.option1
• E. myapp{{option1}}

Answer: AE

NEW QUESTION 8
What must be the first line of a plain text user-data configuration containing YAML configuration for cloud-init?

• A. cloud-config:
• B. --- cloud-config
• C. #!/usr/bin/cloud-init
• D. [cloud-config]
• E. #cloud-config

Answer: E

Explanation:
Reference https://cloudinit.readthedocs.io/en/latest/topics/examples.html

NEW QUESTION 9
If a Dockerfile references the container’s base image without a specific version tag, which tag of that image is used to create the container?

• A. latest
• B. default
• C. current
• D. nightly
• E. lts

Answer: A

Explanation:
Reference https://docs.docker.com/engine/reference/commandline/build/

NEW QUESTION 10
Which section of the Prometheus configuration defines which nodes are monitored?

• A. scrape_config
• B. targets
• C. rules
• D. listener
• E. nodes

Answer: A

NEW QUESTION 11
Given the following excerpt of a Dockerfile:
Run apt-get –y update && apt-get install –y fortunes && apt-get clean
Why are the multiple apt-get commands combined in one RUN statement instead of using multiple RUN statements?

• A. To prevent the commands from running in parallel because Docker executes all RUN statements in their own container at the same time.
• B. To ensure the execution order of the commands because Docker might evaluate the statements of a Dockerfile in any order.
• C. To avoid the creation of unnecessary images because Docker creates a new image for each RUN statement.
• D. To execute both commands in the same container instance and void Docker to reset the container to the original base image.
• E. To execute the apt-get install command only if the apt-get update command was successful because Docker does not check the success of RUN statements.

Answer: D

NEW QUESTION 12
Which of the following information is contained in the output of git status? (Choose three correct answers.)

• A. Changed files that will not be part of the next commit.
• B. Locked files which cannot be edited until the lock is released.
• C. Changed files that will be part of the next commit.
• D. Unchanged files which have not been edited locally.
• E. Untracked files which are not subject to version contro

Answer: CDE

NEW QUESTION 13
A Dockerfile contains the statements:
COPY data/ /data/
VOLUME /data
What happens when the resulting container is started without any additional volume configuration? (Choose two correct answers.)

• A. Files existing in /data/ in the image are not available in the running container.
• B. Changes to files within /data/ affect the Docker image and all other containers derived from it.
• C. Existing files from /data/ in the image are copied to the new volume.
• D. An error is raised because /data/ already contains data when the volume is mounted.
• E. A new volume is created and mounted to /data/ within the new containe

Answer: CE

NEW QUESTION 14
Which of the following sections must exist in a Packer template?

• A. images
• B. provisioners
• C. builders
• D. variables
• E. post-processsors

Answer: B

NEW QUESTION 15
The following command is issued on two docker nodes:
docker network create --driver bridge isolated_nw
Afterwards, one container is started at each node with the parameter --network=isolated_nw. It turns out that the containers can not interact with each other. What must be done in order to allow the containers to interact with each other? (Choose two correct answers.)

• A. Use a host network instead of a bridged network.
• B. Add the option --inter-container to the docker network create command.
• C. Start the containers on the same node.
• D. Change the --network parameter of docker create to --network=isolated_nw,nofence.
• E. Use an overlay network instead of a bridged network.

Answer: CD

Explanation:
Reference https://docs.docker.com/v17.09/engine/userguide/networking/#bridge-networks

NEW QUESTION 16
Which of the following mechanisms are used for service discovery in a container environment? (Choose two correct answers.)

• A. The container platform offers a command like docker service discover which should be run within a container.
• B. The container platform sets environment variables containing service information within the containers.
• C. The container platform lists localhost ports assigned to containers in each container’s /etc/services file.
• D. The container platform mounts the sockets for all available services into the container’s file systems.
• E. The container platforms maintains DNS records which point to containers offering a specific servic

Answer: BE

NEW QUESTION 17
A declarative Jenkins pipeline contains the following excerpt:
parameters {
string (name: ‘TargetEnvironment’, defaultValue: ‘staging’, description: ‘Target environment’)
}
How can a task use the value provided for TargetEnvironment?

• A. {{TargetEnvironment}}
• B. $TargetEnvironment
• C. %TargetEnvironment%
• D. ${params.TargetEnvironment}
• E. $ENV{TargetEnvironment}

Answer: B

NEW QUESTION 18
Which git sub command copies a local commit to a remote repository? (Specify ONLY the sub command without any path or parameters.)

• A. Yes
• B. Not Mastered

Answer: A

NEW QUESTION 19
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