AD0-E134 Adobe Experience Manager Developer Exam Questions and Answers

Adobe Client Data Layer is a JavaScript library that provides a standardized way to collect, structure, and manage data on a web page. It can be used to implement an event-driven data layer for analytics solutions. It integrates with Core components and allows authors to configure data layer properties for each component. It also supports custom events and data sources. References: https://experienceleague.adobe.com/docs/experience-manager-core-components/using/developing/data-layer.html?lang=en https://github.com/adobe/adobe-client-data-layer

Embedding client libraries is a technique that allows combining code from multiple client libraries into a single file. This reduces the number of network requests and improves performance. Embedding client libraries can be done by using the embed property of the cq:ClientLibraryFolder node and specifying the categories of the client libraries to be embedded. References: https://experienceleague.adobe.com/docs/experience-manager-cloud-service/content/implementing/developing/full-stack/clientlibs.html?lang=en#embed https://experienceleague.adobe.com/docs/experience-manager-65/developing/introduction/clientlibs.html?lang=en#embedded-files

The Apache Sling Logging Logger Configuration and Apache Sling Logging Writer Configuration are the OSGi configurations that the developer should use to create a Logger and Writer pair for the company’s application logging. The Logger Configuration defines the log level and the log file name for a given logger name or category. The Writer Configuration defines the file size, number of files, and file location for a given log file name. References:https://experienceleague.adobe.com/docs/experience-manager-65/deploying/configuring/configure-logging.html?lang=en#configuring-log-files

The Best Practice Analyzer is a tool that scans an existing AEM code base and identifies patterns that are incompatible with AEM as a Cloud Service or newer versions of AEM on-premise. The Best Practice Analyzer is not supported on AEM version 6.4 or earlier versions. The Best Practice Analyzer requires AEM version 6.5 or later to run. References: https://experienceleague.adobe.com/docs/experience-manager-cloud-service/moving/cloud-migration/best-practice-analyzer.html?lang=en https://experienceleague.adobe.com/docs/experience-manager-cloud-service/moving/cloud-migration/best-practice-analyzer/bpa-prerequisites.html?lang=en