Universal Containers stores the availability date on each Line Item of an Order and Orders are only shipped when all of the Line Items are available.
Which method should be used to calculate the estimated ship date for an Order?

A Next Best Action strategy uses an Enchance Element that invokes an Apex method to determine a discount level for a Contact, based on a number of factors. What is the correct definition of the Apex method?

What must the Controller for a Visualforce page utilize to override the Standard Opportunity view button?

A developer created a Visualforce page with a custom controller to show a list of accounts. The page uses the <apex:SelecList> component, with a variable called "selection", to show the valid values for Account.Type. The page uses an <apex:pageBlockTable> component to display the list of accounts, where the iteration variable is "acct". The developer wants to ensure that when a user selects a type on the <apex : selectList> component, only accounts with that type are shown on the page. What should the developer do to accomplish this?

Since Aura application events follow the traditional publish-subscribe model, which method is used to fire an event?