You are adding a child node to the product.info block using the XML:

How will this block be rendered?

A merchant tasks you to keep sales managers out of the system configuration backend pages.
How do you do that using the admin interface?

You need to render a product attribute's raw value as a variable in a script tag. This value will be used to initialize an application on the frontend. How do you render this value?

You are trying to determine why a product is not appearing in a category. What table does Magento on the frontend to locate the relationship between a category and its products?

You have configured an event observer to watch the checkout_submit_all_after event using this XML:

What is the required class definition for the event observer?