A client has three different sites with three locales. Two of the sites share a library and one site has a private library.
What does the shared library allow in this context?

A developer is writing a server side script that needs to maintain state across calls. The persistent information needed includes these items.
* The current customer
* Whether or not the customer is authenticated
* The privacy attributes (such as tracking consent or cookie policy)
Which technique should the developer use to maintain state in an efficient and scalable manner that follows best practice?

Universal Containers recently completed updates to their storefront shopping cart page. A problem has been discovered since the update. Users are no longer able to submit coupon codes on this page. Additionally, authenticated users who try to add a coupon are logged out.
The following processing code is found in the Cart.js controller file:

What should the Developer verify to identify the issue?

A merchant has reported that customers are seeing low stock items at the top of their search results, giving them a subpar customer experience and impacting conversion.
How might this issue be resolved to ensure a better customer journey?

A Digital Developer selects "Show Orderable Products Only" in the Search > Search Preferences Business Manager module.
Which business goal does this accomplish?