Hello, I am preparing for AEM Devops certification and going through the syllabus. I found that there are many configurations and settings that are done for say configuring node store and data store etc. I want to know if i need to memorize all these configurations to clear the exam. Thanks.

Hello i am trying the custom component creation chapter drom the tutorial but i created the files as instructed but getting the error while installing the package on local aem instance [ERROR] ValidationViolation: "jackrabbit-nodetypes: Node '{}.context [nt:unstructured]' is not allowed as child of node with types '[nt:folder]':Could not find matching child node definition in parent's node type", filePath=jcr_root\apps\wknd\components\byline\_cq_design_dialog\.context.xml, nodePath=/apps/wknd/co...