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Adobe AD0-E106 Practice Test - Questions Answers, Page 5

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Question 41

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A problem is found on an AEM instance. How can the DevOps Engineer enable the developers to step through the actual code that is running?

Question 42

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How can the DevOps Engineer prevent any user from logging in with the default admin credentials during startup of the AEM instance?

Question 43

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When configuring replication agents, under which path of the repository are agents stored for the AEM author instance?

Question 44

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On which instance should a flush agent be configured to prevent invalidation timing issues after invalidation?

Question 45

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A DevOps Engineer receives notifications from the monitoring system about a bundle being stuck in “installed” state. A new version of an OSGi bundle was recently deployed. All author and publish i

Question 46

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A DevOps Engineer finds that customers are experiencing long response times. It is unclear which responses are slow. The cache hit ratio is low. Many requests are served from the publish instance

Question 47

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AEM author instance has been unstable and unresponsive. Restarting the instance resolves the issue temporarily Server disk space and CPU utilization seems fine Top and free command shows enough m

Question 48

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An end user reports performance issues on the site. The AEM environment uses a CDN and a dispatcher as caching layers. The number of requests on the publish instance has increased significantly. Wh

Question 49

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The DevOps Engineer sees many occurrences of org.apache.sling.api.resource.LoginException in the logs. Apache Sling Service User Mapper Service is configured with a default user. Service user mapp

Question 50

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A company is launching a new multinational AEM site. The new site will have a large pool of authors all over the world. The company needs to be sure it can handle the load. The load requirements fo

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A company is launching a new multinational AEM site. The new site will have a large pool of authors all over the world. The company needs to be sure it can handle the load. The load requirements for the new site are as follows: A daily load scaling from 100 to 1000 authors Create multiple pages and live copies (including MSM rollouts) Upload multiple images into Assets Assign 1000 tags to each new pages What can the DevOps Engineer do to make sure the AEM instance can handle the load?

How should a DevOps Engineer perform an AEM upgrade that preserves versions and workflows?

In what two ways can a DevOps Engineer install a content package? (Choose two.)

Which gate needs to be passed after the code is deployed?

A company needs to support 1500 unique users per day and 300 concurrent users for their author instance. Which persistence storage option should the DevOps Engineer select?

Which tool must be used to run an offline compaction?

An AEM instance is restarted with the command: java -Dsling.run.modes=author -jar cq-publish.jar -r author. The sling.properties includes the line sling.run.modes=publish. In which runmode is AEM started?

The DevOps Engineer sees many occurrences of org.apache.sling.api.resource.LoginException in the logs. Apache Sling Service User Mapper Service is configured with a default user. Service user mapping is configured for the OSGi bundle, causing the exception. What is the root cause of these exceptions?

An end user reports performance issues on the site. The AEM environment uses a CDN and a dispatcher as caching layers. The number of requests on the publish instance has increased significantly. Which metric can be monitored to see trends related to the problem early enough to be able to react?

A DevOps Engineer notices that the disk usage for an AEM author instance is constantly going up. Upon further investigation, it is revealed: - Online Compaction is unable to complete revision cleanup task during the daily maintenance window - Segment Store Size has gone up from 8 GB to 13 GB - The following message is logged in the error.log file Canceling RevisionGC. The task was either stopped by the user or the Maintenance Window reached its end - Lucene Binaries Cleanup task completed successfully during the daily maintenance window What additional step can be performed during the weekly maintenance window to reduce the overall disk usage?

Question 41

A problem is found on an AEM instance.

How can the DevOps Engineer enable the developers to step through the actual code that is running?

Connect to the JVM using a JMX connection

Start AEM with the remote debugging JVM parameter

Start AEM with the debug runmode set

Create an SSH tunnel to access the AEM java port

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Question 42

How can the DevOps Engineer prevent any user from logging in with the default admin credentials during startup of the AEM instance?

Update the default password in the OSGi configuration for the OSGi web console

Change the default AEM admin password on initial setup

Configure the dispatcher to prevent access to /system/console

Disable the OSGi web console login bundle by using the production ready runmode

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Question 43

When configuring replication agents, under which path of the repository are agents stored for the AEM author instance?

/etc/agents/replication/author

/etc/agents/replication.author

/etc/replication/agents.author D./etc/author/agents/replication

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Question 44

On which instance should a flush agent be configured to prevent invalidation timing issues after invalidation?

Author

Loadbalancer

Dispatcher

Publish

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Question 45

A DevOps Engineer receives notifications from the monitoring system about a bundle being stuck in “installed” state.

A new version of an OSGi bundle was recently deployed.

All author and publish instances are affected.

Manually starting the bundle does not solve the issue.

What prevents the OSGi bundle from being activated?

At least one OSGi component throws an exception during activation.

At least one OSGi component has ConfigurationPolicy set to “required” and no configuration is provided.

At least one OSGi bundle marked as a dependency is not available in the instances.

At least one OSGi component reference is unsatisfied.

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Question 46

A DevOps Engineer finds that customers are experiencing long response times.

It is unclear which responses are slow.

The cache hit ratio is low.

Many requests are served from the publish instance.

What should the DevOps Engineer use to analyze the issue?

rlog.jar to analyze dispatcher.log

rlog.jar to analyze request.log

jtail.jar to analyze audit.log

jtail.jar to analyze access.log

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Question 47

AEM author instance has been unstable and unresponsive.

Restarting the instance resolves the issue temporarily

Server disk space and CPU utilization seems fine

Top and free command shows enough memory

The following error appears in the logs: “java.lang.OutOfMemoryError: gc overhead limit exceeded” Which JVM parameter should the DevOps Engineer add to troubleshoot?

-XX:+PrintGCDetails

-XX:+HeapDumpOnOutOfMemoryError

-XX:-PrintConcurrentLocks

-XX:OnOutOfMemoryError='kill -3 %p'

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Question 48

An end user reports performance issues on the site. The AEM environment uses a CDN and a dispatcher as caching layers. The number of requests on the publish instance has increased significantly.

Which metric can be monitored to see trends related to the problem early enough to be able to react?

Output from the request.log in measuring response time

“Current cache hit ratio” in the dispatcher.log

“Recent requests” in AEM

Offload metric in the CDN

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Question 49

The DevOps Engineer sees many occurrences of org.apache.sling.api.resource.LoginException in the logs.

Apache Sling Service User Mapper Service is configured with a default user.

Service user mapping is configured for the OSGi bundle, causing the exception.

What is the root cause of these exceptions?

There is no service user mapping configured for the Java class causing the exception.

The exceptions relate to failed login attempts with incorrect credentials.

The configured service user is not a system user or does not exist.

Administrative resource resolvers have been disabled by configuration and the bundle deployed still relies on it.

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Question 50

A company is launching a new multinational AEM site. The new site will have a large pool of authors all over the world. The company needs to be sure it can handle the load.

The load requirements for the new site are as follows:

A daily load scaling from 100 to 1000 authors

Create multiple pages and live copies (including MSM rollouts)

Upload multiple images into Assets

Assign 1000 tags to each new pages

What can the DevOps Engineer do to make sure the AEM instance can handle the load?

Set up a cold standby instance

Use standard Cloud Manager tests

Set up auto scaling

Use Adobe Tough Day 2

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Total 54 questions