AD0-E124 Exam Training Practice Tests (Adobe Experience Manager DevOps Engineer Expert)]

Question 1

Which actions should be taken to ensure OSGi configurations persist after AEM restarts? (Choose three)

A. Store .config or .cfg.json files under /apps/<project>/config B. Deploy configurations via a package C. Use AEM Cloud Manager pipelines to deploy settings D. Manually update configurations in the Web Console before every restart

Correct Answer: A,B,C

Question 2

What is the primary reason for monitoring repository growth in AEM?

A. To enable faster component rendering on the author instance B. To ensure stable performance and avoid excessive storage usage C. To prevent user access to certain content nodes D. To optimize replication agents for better performance

Correct Answer: B

Question 3

A developer creates a new multi-module Maven project and needs to create a Maven module for storing run-mode configurations.
Which packageType should the DevOps engineer instruct the developer to use?

A. content B. container C. Use the "core" package type for run-mode configurations. D. application

Correct Answer: B

Question 4

After deploying a new OSGi configuration, users report that they can no longer access published content.
What should be your first troubleshooting step?

A. Restart the publish instance to refresh the configurations B. Restore the default OSGi configurations from an earlier backup C. Disable all replication agents and reconfigure them D. Check error logs in /system/console/slinglog for possible misconfigurations

Correct Answer: D

Question 5

A developer needs a custom URL when previewing a page on AEM as a Cloud Service that differs from publish.
How should the DevOps engineer configure the OSGI setting?

A. /apps/<my-site>/config/publish
{
"preview.url": "preview.site.com"
} B. /apps/<my-site>/config.preview
{
"publish.url": "preview.site.com"
} C. /apps/<my-site>/config/preview
{
"publish.url": "preview.site.com"
} D. /apps/<my-site>/config.publish
{
"preview.url": "preview.site.com"
}

Correct Answer: D

Question 6

Which elements must be configured when setting up Cloud Manager deployments? (Choose two)

A. OSGi component configurations in Cloud Manager B. AEM server replication agents C. Environment variables for runtime settings D. Deployment pipeline settings

Correct Answer: C,D

Question 7

A developer creates a new git branch for a feature that is being developed on AEM as a Cloud Service. The developer asks the DevOps engineer to establish an automated deployment to occur every 4 hours only.
What should the DevOps engineer do?

A. Write a git commit hook to call Adobe I/O CLI every 4 hours. B. Set up a cron job to call Adobe I/O CLI every 4 hours. C. Schedule a pipeline in the Cloud Manager UI to run every 4 hours. D. Set up a cron job to push a git commit every 4 hours.

Correct Answer: B

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Question 8

Which component should be configured in Apache to enable Dispatcher in AEM?

A. mod_proxy.so B. mod_cache.so C. mod_dispatcher.so D. mod_rewrite.so

Correct Answer: C

Question 9

A team is planning to migrate from an on-premise AEM instance to AEM as a Cloud Service.
What is the best strategy for this migration?

A. Modify the AEM Dispatcher rules to facilitate the migration B. Perform a manual export of content and configurations from the on-premise instance C. Use the AEM Cloud Migration Tool to automate content and user migration D. Set up a new Cloud Manager environment and rebuild the site manually

Correct Answer: C

Question 10

A DevOps engineer needs to configure a new program in an Adobe Managed Services instance. The customer expects consistent traffic of approximately 10,000 page views per minute on the Production CDN with a caching ratio of 95%. The Production environment will have 4 dispatcher/publish servers. The Staging environment will have 1 dispatcher/publish server.
How should the DevOps engineer configure the new program?

A. Enable the On-demand scaling policy for the Non-Production Environment and set "Max additional Publish-Dispatcher segments allowed" to 1. B. Set the "95th percentile response time" KPI to the recommended value of 3 seconds and the "Page Views per Minute" KPI to 2,500. C. Set the "95th percentile response time" KPI to the recommended value of 3 seconds and the "Page Views per Minute" KPI to 9,500. D. Enable the On-demand scaling policy for the Non-Production Environment and set "Max additional Publish-Dispatcher segments allowed" to 3.

Correct Answer: B

Question 11

An AEM publish instance is running slower than expected. Overall page load time is high, and system performance degrades over time.
A DevOps Engineer narrowed down the following long running requests:
11 54224ms 07/Aug/2018:10:37:56 -0400 200 GET /content/sites/global/en/search.html?q=London text/html
12 53663ms 07/Aug/2018:01:05:46 -0400 200 GET /content/sites/global/en/search.html?q=slat+power+drive text/html
14 46639ms 07/Aug/2018:10:38:03 -0400 200 GET /content/sites/global/en/search.html?q=Munich text/html
17 43913ms 07/Aug/2018:10:57:33 -0400 200 GET /content/sites/global/en/search.html?q=tip+system text/html
22 34979ms 07/Aug/2018:08:42:10 -0400 200 GET /content/sites/global/en/search.html?q=drive text/html
25 29376ms 07/Aug/2018:02:02:57 -0400 200 GET /content/sites/global/en/search.html?q=Filter text/html
27 26338ms 07/Aug/2018:07:41:12 -0400 200 GET /content/sites/global/en/search.html?q=Pump+Unit text/html Which step should be taken to resolve this issue?

A. Use /allowedClients in dispatcher.any to cache requests with URL parameter q B. Integrate SOLR Search Index with AEM C. Create new Lucene Index definitions to include OOTB and custom poperties D. Modify the search component to use the new Core Components and leverage Index definitions

Correct Answer: C

Question 12

A company asks the DevOps engineer to add a new domain (marketplace.acmecorp.biz) to their existing AEM as a Cloud Service program. The corporate IT department is responsible for DNS administration and SSL certificate signing.
Which list of requests should the DevOps engineer submit?

A. 1. EV Certificate for CN: marketplace.acmecorp.biz 2. TXT record for aemverification.marketplace.acmecorp.biz With a value of adobe-aem-verification=marketplace.acmecorp.biz/... 3. CNAME record for marketplace.acmecorp.biz With a value of cdn.adobeaemcloud.com B. 1. DV (Domain Validation) Certificate for CN: marketplace.acmecorp.biz 2. TXT record for aemverification.marketplace.acmecorp.biz With a value of adobe-aem-verification=marketplace.acmecorp.biz/... 3. CNAME record for marketplace.acmecorp.biz With a value of cdn.adobeaemcloud.com C. 1. DV Certificate for CN: marketplace.acmecorp.biz 2. TXT record for aemverification.cdn.adobeaemcloud.com With a value of adobe-aem-verification=marketplace.acmecorp.biz/... 3. CNAME record for marketplace.acmecorp.biz With a value of publish-p00000-e00000.adobeaemcloud.com D. 1. OV Certificate for CN: marketplace.acmecorp.biz 2. TXT record for _aemverification.cdn.adobeaemcloud.com With a value of adobe-aem-verification=marketplace.acmecorp.biz/... 3. CNAME record for marketplace.acmecorp.biz With a value of publish-p00000-e00000.adobeaemcloud.com

Correct Answer: B

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Question 13

A DevOps engineer needs to set up a service-oriented integration with Adobe Target in Adobe I/O CLI.
Which authentication method should be used?

A. Basic auth B. OAuth 2.0 C. JWT

Correct Answer: B

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Question 14

How should a DevOps engineer perform an AEM upgrade that preserves version history and workflows?

A. Delete the existing crx-quickstart folder and run the new jar file. B. Upload the upgraded AEM Quickstart jar to Package Manager and click the Install button. C. Unpack the upgraded Quickstart jar in the existing AEM directory and start the instance. D. Install a new AEM server with the upgraded Quickstart jar and copy the site content using packages.

Correct Answer: C

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Question 15

The development team needs to scale up their infrastructure and add an additional development environment to the CI/CD pipeline. The contract has been amended to allow for the additional environment. The DevOps engineer is expected to provision and include the environment into the pipeline.
What should the DevOps engineer do?

A. Click on Add Environment in the Cloud Manager UI, define the environment type as development, and choose the region matching the other environments. B. Using the Developer Console within Cloud Manager, clone the current developer environment and re-assign the secret variables to cater for two developer environments. C. Open a support ticket via the support portal and request an additional development environment to be provisioned in the same region as the other environments. D. Use the Admin Console to provision a new development environment.

Correct Answer: A

Adobe Experience Manager DevOps Engineer Expert - AD0-E124 Exam Practice Test