A company wants to implement a new call center process for handling customer service calls. It requires service reps to ask for the caller's account number before proceeding with the rest of their call script.
Following best practices, what is the optimal approach to satisfy this requirmrnt?

A developer created this Apex trigger that calls MyClass,myStartmethod:

The developer creates a test method that calls MyClase,myStartmethod directly, resulting in 81% overall code coverage.
What happens wtier the developer tries to deploy the ... and two classes to production, assuming no other code exists?

A developer is debugging the following code to determinate why Accounts are not being created Account a = new Account(Name = 'A'); Database.insert(a, false); How should the code be altered to help debug the issue?

Universal Containers wants to back up all of the data and attachments in its Salesforce org once month. Which approach should a developer use to meet this requirement?

A developer wrote an Apex method to update a list of Contacts and wants to make it available for use by Lightning web components.
Which annotation should the developer add to the Apex method to achieve this?