A developer must implement a CheckPaymentProcessor class that provides check processing payment capabilities that adhere to what defined for payments in the PaymentProcessor interface. public interface PaymentProcessor { void pay(Decimal amount); } Which is the correct implementation to use the PaymentProcessor interface class?

What will be the output in the debug log in the event of a QueryExeption during a call to the @query method in the following Example?

Universal Containers (UC) uses a custom object called Vendor. The Vendor custom object has a Master-Detail relationship with the standard Account object. Based on some internal discussion, the UC administrator tried to change the Master-Detail relationship to a Lookup relationship but was not able todo so. What is apossible reason that this change was not permitted?

A developer wrote the following two classes:

The StatusFetcher class successfully compiled and saved. However, the Calculator class has a compile time error.
How should the developer fix this code?

code below deserializes input into a list of Accounts.

Which code modification should be made to insert the Accounts so that field-level security is respected?