Universal Containers (UC) have developed a managed package targeted for AppExchange. The product includes some Apex code to customize and create layouts. UC is in the testing phase of the package, so it's not certified yet. During testing on the target org, the Apex code for the layouts fails.
Why are the Apex classes not able to access the metadata of the target org during testing?

Universal Containers (UC) is embarking on a large program of work, with different projects and different vendors. UC created a center of excellence (COE) that is struggling with scope creep between the different projects.
What role should the architect suggest be added to the COE?

Universal Containers (UC) is a high-tech company using SFDX tools and methodologies for its Salesforce development. T UC has moved some of its code and configuration to Unlocked Packages.
Which two best practices should an architect recommend to support UC's new package development strategy?
(Choose two.)

Universal Containers has an active production org; and they are planning to release some new features to it next month. The team is working to prepare .1 deployment plan and reached out to the technical architect for inputs on rollback strategy.
What should a technical architect recommend?

Universal Containers (UC) currently uses the org development model and utilizes the Salesforce CLI as the deployment tool. After the feature release artifact (a .zip file) has been tested in a lower sandbox, it is being deployed to the full sandbox for performance testing and production deployment readiness check-Since quick deployment options are not being used, what is the correct way to deploy the artifact to the full sandbox?