A developer needs to implement a custom SOAP Web Service that is used by an external Web Application. The developer chooses to Include helper methods that are not used by the Web Application In the Implementation of the Web Service Class.
Which code segment shows the correct declaration of the class and methods?

Which two statements are acceptable for a developer to use inside procedural loops?

Which Salesforce feature allows a developer to see when a user last logged in to Salesforce if real-time notification is not required?

What is the data type returned by the following SOSL search?
[FIND 'Acme*' IN NAME FIELDS RETURNING Account, Opportunity];

A developer creates a new Apex trigger with a helper class, and writes a test class that only exercises 95% coverage of new Apex helper class. Change Set deployment to production fails with the test coverage warning: "Test coverage of selected Apex Trigger is 0%, at least 1% test coverage is required" What should the developer do to successfully deploy the new Apex trigger and helper class?