AEM DevOps Engineer Practice Test

These questions are part of the practice quiz. Start practicing

• Which statement is true about determining runmode from startup artifacts?
• Integrating SOLR with AEM primarily improves what?
• Before starting an author instance with 32GB RAM, which operation should be performed?
• Which backup strategy is recommended for a typical AEM environment focusing on the author instance?
• A CSRF token header is printed in logs but not available on the AEM instance; what should you configure?
• Which tool should be leveraged to fix a corrupted repository?
• Which prerequisite action is recommended before using the Content Transfer Tool to move content to Cloud Service?
• To increase the open files limit for CRX, which action should you take?
• What should the DevOps engineer use to analyze long response times?
• What caching ratio is specified in the deployment scenario?
• What is a direct benefit of running the version purge maintenance task?
• In the same setup, how many dispatcher/publish servers are allocated to the Staging environment?
• To achieve the best search performance in AEM, which option is most effective?
• Which configuration should be used on a publish dispatcher to prevent access to AEM-specific paths?
• What must a DevOps engineer do to install an AEM instance as an author?
• A DevOps Engineer notices that existing pages are not updated through a package installation. The updated pages are present after deleting the pages that are not updating and reinstalling the package. What is the source of the problem?
• To allow developers to step through the actual code running on an AEM instance, which approach is used?
• If a P3 ticket was closed a week ago and the same issue recurs today, what should you do?
• For configuring SAML on an AEM author instance, which IdP items are required?
• Which action will prevent a rapid increase of errors in the author instance when removing a publish instance?
• Which maintenance task handles cleaning up Lucene binaries and is commonly completed during the daily maintenance window?
• Which time window is least suitable for performing maintenance tasks?
• A project shows a NoClassDefFoundError for a package after upgrading Java. What is the likely root cause?
• To ensure the webserver serves custom error pages, which dispatcher parameter value should be set?
• After cloning an environment, content activation requires updating which of the following items?
• A production AEM instance shuts down randomly. Which JVM parameter should be implemented to collect debugging info?
• For 1500 unique users per day and 300 concurrent authors, which persistence storage option is appropriate?
• Which approach specifically improves tar offline compaction performance?
• Where are replication agents stored for the AEM author instance?
• Datastore garbage collection can achieve the most disk space regain after which maintenance process?
• According to Adobe best practices, which method is NOT recommended for environment-specific OSGi configuration management?
• Which file extension is used to enable duplicate detection for dam:sha1 in runmode-specific config?
• Which operation allows starting a revision garbage collection via the JMX console?
• To enable duplicate asset detection by content digest (dam:sha1) in AEM, where should you place the configuration and what should it specify?
• During planning for a major site redesign, what should the DevOps engineer do to address concerns about performance, accessibility, and SEO?
• Which Page Views per Minute KPI should Production be configured to?
• What is the role of the External Login Module when setting up LDAP Authentication with AEM?
• A form POST functions correctly on publish and dispatch servers but does not function on an author server. Which item should the DevOps engineer research?
• Where are replication agents stored for the AEM author instance?
• When should maintenance tasks be scheduled to minimize impact on services?
• According to Adobe best practices, how should a DevOps Engineer tailor OSGi service configurations depending on environment?
• Which checkbox indicates enablement of the Dispatcher flush agent on the author instance?
• Which storage option named in the material is used for MongoDB-based persistence (MongoMK)?
• A custom servlet will be called by the end user, but it is unauthorized. What action must the DevOps Engineer take to make the servlet accessible?
• Which action best describes scheduling real-time performance monitoring during a launch for an AEM Cloud Service site redesign?
• Which statement is true about how domain and IP changes after cloning affect content activation?
• Which statement about the JCR installer behavior in a default setup is true?
• Why does updated content fail to update on the client side?
• Which statement about replication from author to publish is true in this scenario?
• During offline maintenance on a publish instance, which step should be taken regarding replication of content?
• After creating an Adobe I/O project to enable local builds, what should you add?
• A DevOps engineer sees a blank page and the log says 'No renderer for extension html'. What is a potential cause?
• In Production Ready Mode, what is the status of the CRXDE Support bundle?
• Which JVM parameter enables JDWP remote debugging on port 8000?
• During performance testing, which tool can be connected to the JVM to monitor CPU usage?
• Which backup strategy should a DevOps engineer use when configuring backups for the AEM environment?
• What is a recommended first action when a Non-Production Deployment Pipeline terminates with a SlingRepositoryInitializer error complaining that a group name is invalid?
• 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?
• Which web server version is supported for dispatcher 4.3.1 on Unix?
• Which item does NOT need to be reconfigured after cloning an AEM instance?
• Which priority level should be assigned for this Support Case?
• What is a likely consequence if the URIs are not updated after cloning?
• What does Cache-Control: max-age specify for the HTML response?
• Which option correctly installs an AEM instance as an author when starting the instance for the first time?
• In the deployment gate sequence, which gate performs performance validation after deployment?
• Which configuration detail is essential to ensure the dispatcher handles requests?
• What must the DevOps engineer do to initial onboarding of users who need admin privileges to the AEM as Cloud Service instances?
• To make an unauthorized custom servlet accessible, which change is required in the Sling authentication configuration?
• Which KPI value should be set for the 95th percentile response time in the suggested configuration?
• How can a DevOps Engineer limit access to certain pages in the AEM Publish instance?
• Which maintenance task is responsible for cleaning up old revisions to reclaim disk space?
• To take a publish instance out of load balancing for maintenance, which action relates to replication?
• Which statement correctly describes restricting bundle installation by runmode?
• How often is a full online compaction (revision cleanup) run by default?
• Where is the dispatcher flush agent configuration present on the Publish instance?
• To mitigate Cross-Site Request Forging attacks, which HTTP header strategy is recommended?
• A DevOps engineer attempts to access the system/console/bundles page but receives HTTP ERROR: 403. What is the most likely cause?
• How many dispatcher/publish servers are allocated to the Production environment in the described setup?
• Which of the following statements accurately reflects supported web servers for dispatcher 4.3.1 on Unix?
• Which method enables auto scaling of publish instances horizontally in Cloud Manager?
• Why does the repository size double when running online compaction?
• Which transport URI should be used to configure a Flush Agent for a dispatcher listening on localhost port 8000?
• What is the correct Cloud Manager environment variable command to define the site domain for www-ga?
• For automating addition of publish instances in an on-premise AEM 6.5 setup, which sequence represents the correct order of actions?
• In Production Ready Mode, which security measure ensures encrypted transport?
• Which file path pattern applies the OSGi Web Console OsgiManager config on publish instance when multiple deployments exist?
• The Package Manager fails to load with an error about an invalid path under /etc/packages. What is the recommended fix?
• In the described Adobe Managed Services deployment, the Production environment is configured for 10,000 page views per minute with a 95% caching ratio, and uses four dispatcher/publish servers while the Staging environment uses one. Which KPI configuration best matches these conditions?
• Which transport URI pattern is used to trigger a cache invalidation on a dispatcher listening on port 8000?
• Which action is recommended to prevent access to the OSGi Web Console during startup, by using a production-ready runmode?
• Which metric can be monitored to see trends related to performance issues early enough to react?
• To enable caching for permission-sensitive content on Publisher, what setting should be adjusted in the dispatcher?
• A DevOps engineer must configure a production deployment pipeline. The AEM environment includes one author instance, two publish instances, and two dispatcher instances. A load balancer and CDN are also leveraged. In combination with load balancing, which step is required to make sure that the site is available during deployment?
• Which option represents the correct way to enable remote debugging on AEM to inspect running code?
• After deployment, publishers still show old static pictures. Which action should be taken?
• Assuming the project was generated using the AEM Maven archetype, which Maven command triggers the build and deployment of a content-package to a publish instance?
• If the AEM author instance is unstable with an OutOfMemoryError, which JVM parameter should you add to collect a heap dump?
• Which action is commonly used to fix issues with old static pictures after deployment?
• Which weekly maintenance change can reduce overall disk usage when online revision cleanup is constrained by the maintenance window?
• Which set of practices helps prevent DoS attacks against an AEM 6.x deployment?
• What is the recommended first action when a non-production pipeline fails at the Build Images step but previously succeeded?
• You are onboarding admin users to AEM as Cloud Service instances. Which action is correct to grant them admin privileges?
• Which JVM option increases offline tar compaction performance?
• Which action helps defend against Cross Site Request Forging attacks in a dispatcher setup?
• Which option best explains a possible cause when HTTP ERROR 403 occurs on the console page due to authentication?
• Which logfile should a DevOps engineer analyze to evaluate response performance in an AEM environment?
• Which directive is required to ensure the dispatcher is used when configuring the dispatcher module?
• If a boot delegation issue arises after upgrading Java, what is the likely cause?
• In the replication agent configuration, what is the purpose of 'Agent User Id'
• Which configuration path and payload correctly sets a custom preview URL for AEM as a Cloud Service using OSGi settings?
• A DevOps Engineer is configuring the Dispatcher to connect with AEM over SSL and must have specific properties in the dispatcher.any file. What must be set in the dispatcher.any file?
• 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?
• When a Sandbox environment is hibernated but code deployment is required, what is the recommended approach?
• If a new IP address cannot access the Preview Service, which action should you take?
• Which deny filter rule configured in the dispatcher would properly prevent access to the OSGi console from outside on a publish instance?
• When deploying a filevault package with mixed paths, what configuration should you use?
• Which statement best explains why a code package shows OK but content isn't installed after migration?
• Which testing approach is recommended for validating scalability in a large, globally distributed AEM site?
• For an out-of-the-box installation, bundles can be installed from which folders?
• In a dispatcher issue, which statement correctly identifies the likely cause when new content is not seen despite other settings?
• Which option is not part of the automated script for adding a publish instance?
• How can the DevOps Engineer prevent any user from logging in with the default admin credentials during startup of the AEM instance?
• What is the root cause of LoginException messages in logs when the Sling Service User Mapper is configured with a default user and service user mapping is configured for an OSGi bundle?
• To reduce uncached requests from bypassing cache on Publish, which dispatcher setting should you use?
• Where should you consolidate custom index definitions before using the Index Converter during migration?
• Which packageType setting ensures that OSGi configurations are included when deploying a content package?
• What is the purpose of a flush agent on a publish instance?
• What is the correct action to increase the CRX open files limit on a Linux system for AEM?
• Which type of backup should be performed to reduce the risk of a corrupted index?
• Which configuration file is applied for the component 'org.apache.felix.webconsole.internal.servlet.OsgiManager' on the publish instance, assuming all files below are deployed?
• Which action should be taken to resolve slow search queries on a publish instance?
• Which configuration item must be updated to reflect the new domain/IP for the flush agents during content activation after cloning?
• A blank page issue is suspected due to a missing render path. Which specific cause matches the symptom?
• Which practice is most appropriate when planning maintenance tasks to minimize disruption?
• In a multiversion Oak backup scenario, which blocking setting is no longer required to ensure consistency?
• For a content package deployment, if the path '/etc/packages/my_packages' causes ListServlet errors, what is the recommended action?
• 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?
• To index DAM assets with minimal user disruption, which CRXDE node must be updated to trigger reindex?
• Which configuration should be added to make sure requests with a URL parameter are cached?
• During online compaction, what happens to the temporary working generation?
• What is causing a timeout during Functional Testing due to distribution queues being blocked on content package?
• Which gate needs to be passed after the code is deployed?
• Which action should be taken to invalidate updated content across the dispatcher when content changes?
• Which upgrade method preserves versions and workflows when upgrading AEM?
• What is the overall replication status from author to publish in this setup?
• During a large asset migration, which configuration change helps keep the Java heap usage under control?
• Which file path is associated with the Publish instance's dispatcher flush agent location?
• Which file should be edited to configure the tar storage size (tarmk.size) for TAR storage in AEM?
• Which statement best describes how bundles can be installed for a specific runmode?
• Which dispatcher setting is used to restrict cache flush requests to the publisher\'s private IPs?
• During performance tests in Cloud Manager, CPU utilization is high. What is the recommended first action?
• In a Maven profile activation, the property is defined as !env.CM_BUILD. To ensure the build runs in the Stage environment, what change should you make?
• If existing pages fail to update via package installation, which mode is likely active?
• Which token should be used to authenticate an API integration for Cloud Manager?
• To roll back a production environment after an early release in AEM as a Cloud Service, which steps are recommended?
• What is the observable consequence of a backup delay that is too large?
• What triggers the automated script to add a publish instance in an on-premise AEM 6.5 environment?
• In order to enable developers to start Cloud Manager builds from their local environments, what should be added after creating an Adobe I/O project?
• A multinational customer's warning threshold for the Folder Size: AEM Segment Store metric needs to be aligned with other customers. What should the DevOps engineer do?
• Which tool must be used to run an offline compaction?
• The log line indicates a reindexing operation for several indexes is planned. Which subsystem is responsible for this indexing activity?
• A DevOps engineer is managing an AEM as a Cloud Service Sites environment. During final testing, a code quality check flags a hard-coded password in a service property. What should the DevOps engineer do?
• What is the likely root cause of new content not appearing via dispatcher when replication to publish works?
• Which JVM parameter enables remote debugging on port 8000?
• To diagnose index-related issues when new content does not appear in search results, which logging category should you increase?
• Which strategy would best support automated deployment for three independently developed teams sharing a single Cloud Service program?
• To set up a local AEM environment using the Cloud Service SDK Quickstart to test content distribution, which action should be performed?
• During a large bulk asset migration, which change should be made to the Apache Sling Job Queue Configuration to minimize memory usage?
• During deployment, code scanning shows Security rating C and Code Coverage 10%. Which action should be taken first?
• Which method enables manual scaling of publish instances horizontally via the Content Services Engine (CSE)?
• Which statement best describes the typical reason for an HTTP 403 during console access?
• When investigating end-user performance issues for AEM as a Cloud Service Sites with assets delivered with no-cache headers, which log file should be analyzed further?
• Which statement is true regarding enabling the dispatcher flush agent according to the described scenario?
• In a non-production deployment pipeline, which other check should be executed before deployment to production?
• Which JCR query would locate the admin user by principalName for exclusion from a users import?
• Where is the dispatcher flush agent typically located on the Publish instance in this setup?
• Which metric reflects the amount of traffic offloaded to the CDN, useful for early trend detection?
• Which path corresponds to the location of the dispatcher flush agent configuration on the Publish instance?
• What prevents the OSGi bundle from being activated?
• In which runmode is AEM started when the startup command includes -r author and sling.properties specify publish?
• Which HTTP header should be used to flush a particular resource such as JSON data without invalidating the other parts of cache?
• Which JVM setting specifies the initial and maximum heap size?
• A DevOps Engineer configures a delay in the out of the box online backup. What is the result of a delay that is too large?
• On which instance should a flush agent be configured to prevent invalidation timing issues after invalidation?
• On a 32GB author instance, which option defines the maximum Java heap size?
• To configure a 512 MB tar size, which file and property should be edited?
• Developers add a content package module named 'ui.utils' with debugging servlets that should not be deployed to production. What should the DevOps engineer add?
• A DevOps Engineer is executing an online backup and wants to ensure consistency. This is a newer AEM version that uses Oak as a repository with multiversion concurrency control. What setting is no longer required to be set before performing a backup to ensure consistency?
• If a user experiences an authentication-related 403 error on a console page, which is the most direct cause?
• A QA environment www-ga is publishing pages that link to www-dev. Which change is part of the fix?