A developer is creating a test coverage for a class and needs to insert records to validate functionality. Which method annotation should be used to create records for every method in the test class?

Which annotation exposes an Apex class as a RESTful web service?

What writing an Apex class, a developer warts to make sure thai all functionality being developed Is handled as specified by the requirements.
Which approach should the developer use to be sure that the Apex class is working according tospecification?

What are three ways for 2 developer to execute tests in an org? Choose 3 answers

When using SalesforceDX, what does a developer need to enable to create and manage scratch orgs?