How should a custom user interface be provided when a user edits an Account in Lightning Experience?

What is a capability of formula fields? (Choose 3)

Which three statements are true regarding the @istest annotation? Choose 3 answers

What are two ways a developer can get the status of an enquered job for a class that queueable interface? Choose 2 answers

A developer writes a trigger on the Account object on the before update event that increments a count field. A workflow rule also increments the count field every time that an Account is created or update. The field update in the workflow rule is configured to not re-evaluate workflow rules. What is the value of the count field if an Account is inserted with an initial value of zero, assuming no other automation logic is implemented on the Account?