A DevOps Engineer needs to change the default size for a tar file to 512 MB.

Which option should be used to enable this configuration?

A. Set Segment Cache Size property to 512 in Oak Segment TAR NodeStore Service configuration in Webconsole

B. Set tarmk.size property to 512 in org.apache.jackrabbit.oak.segment.SegmentNodeStoreService.config file

C. Set NodeState Cache property to 512 in Apache Jackrabbit Oak Document NodeStore Service configuration in Webconsole

D. Set changesSize property to 512 in org.apache.jackrabbit.oak.plugins.document.DocumentNodeStoreService.config file

A business needs to remove a publish instance due to a contractual downsizing.

Which action will prevent a rapid increase of errors in the author instance?

A. Arrange a content freeze preventing access to the author instance while the publish instance is being removed

B. Remove the dispatchers associated with the publish instance being removed

C. Delete the replication agent on the author instance mapped to the publish instance being removed

D. Configure the dispatcher mapped to the publish instance being removed to display a maintenance page

New content is not visible on the website when accessing it via the dispatcher.

Replication from author to publish works fine Dispatcher flush agent is present under /etc/replication/agents.author on the Publish instance, and enabled The checkbox for Dispatcher flush agent configuration is ticked for enabled, when reviewed on the author instance Rules in the dispatcher configuration are correct

Which problem with the dispatcher flush agent is causing this issue?

A. It does not have enough permissions to receive the activation.

B. It is not configured properly in the dispatcher configuration.

C. It is configured properly but uses the incorrect transport user.

D. It is configured properly but located in the wrong path.

Which HTTP header should be used to flush a particular resource such as JSON data without invalidating the other parts of cache?

A. CQ-Action-Scope: ResourceOnly

B. CQ-Handle: ResourceOnly

C. CQ-Action-Scope: Resource

D. CQ-Action: Resource

A client is submitting a form that contains a CSRF token that is passed using the CSRF-Token HTTP header. When looking at the web server access logs the header is printed out, but on the AEM instance the value is not present in the request.

What should the DevOps Engineer configure to make the values available on the AEM instance?

A. Add the /clientheaders { "CSRF-Token" } in the dispatcher configuration

B. Add X-Forwarded-Header: CSRF-Token in the virtual host configuration

C. Add /filter /0001{ /type "allow" /glob "CSRF-Token" } in the dispatcher configuration

D. Add Header set CSRF-Token in the virtual host configuration

A DevOps Engineer needs to perform offline maintenance on a publish instance. Which step should the DevOps Engineer take regarding replication of content?

A. Pause the replication queue to allow items to queue

B. Delete the replication queue

C. Deactivate the replication agent for the publish instance

D. Disable the replication agent for the publish instance

The DevOps Engineer should copy users and groups from an existing environment to another one, except for the "admin" user.

What first action should be taken to build the users package?

A. Add a filter for "/home/users/admin"

B. Add an exclude pattern from "/home/users/admin"

C. Run the query "/jcr:root/home/users//element(*,rep:User)[@rep:principalName="admin"]"

D. Run the query "/jcr:root/home/users//element(*,rep:User)[@rep:userName="admin"]"

Which transportUri should be used to configure a Flush Agent for a dispatcher listening on localhost port 8000?

A. http://localhost:8000/dispatcher/invalidate.cache

B. http://localhost:8000/invalidate.cache

C. http://localhost:8000/dispatcher/cache.invalidate

D. http://localhost:8000/bin/receive

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. Output from the request.log in measuring response time

B. "Current cache hit ratio" in the dispatcher.log

C. "Recent requests" in AEM

D. Offload metric in the CDN

A DevOps Engineer is deploying an AEM environment in a private network.

How can the DevOps Engineer restrict other clients or applications from flushing the cache?

A. Set up client certificate authentication in the dispatcher configuration

B. Set permissions on the publish instance by using Access Control Lists to allow the publish instance private IPs

C. The allowedClients section in the dispatcher configuration should only allow the publish instances private IPs

D. Configure the /filter section of the dispatcher configuration with an allow rule to make sure the correct client's private IPs are allowed to flush the cache