A new AEM Sites implementation includes a component that lists the 10 most recently published PDF documents in AEM Assets. The component works as expected during development and passes QA testing. The business starts to use it while entering content and uploading assets in preparation for go-live. A few days later, the component's PDF list is empty.
What is the most likely cause of the issue?

A customer's photo gallery site uses query parameters to filter photo search results. The site experiences high AEM Publish server load when users filter photos on the site. The customer would like to identify the cause of this issue.
What should the Architect investigate first?

A media company surveys the end users of their AEM Sites website. The survey identifies that it is difficult to locate content on the site due to lack of relevancy and slow performance when navigating through the large volume of content.
To address both issues, the business team suggests integrating an innovative taxonomy product to the company s AEM implementation. The product is new on the market and the development team has no experience with the technology.
Which two steps should an Architect recommend to evaluate this new feature? (Choose two.)

A large digital agency has 10 TB of assets in their DAM where renditions for each Asset must be created without affecting performance for the authors. Which capability should the Architect recommend to meet the requirements?

AEM Site users report that the web content pages render very slowly. An Architect notices that the CPU usages of the AEM Publish instances are spiking and reviews the following entry in the log:
[Frt Nov 27 23:11:00 2019] [I] [pid 16004 (tid 140134145820416)] Current cache hit ratio: 47.94 % What should the Architect do to increase the dispatcher cache ratio and prevent the AEM Publish CPU usage spikes?