Assuming the CreateOneAccount class creates one account and implements the Queuetable interface, which syntax tests the Apex code?

Universal Containers needs to integrate with a Heroku service that resizes product images submitted by users.
What are two alternatives to implement the integration and protect against malicious calls to Heroku app's endpoint? Choose 2 answers

Consider the following code snippet:

As part of the deployment cycle, a developer creates the following test class:
When the test class runs, the assertion fails.
Which charge should the developer implement in the Apex test method to ensure the test method execute successfully?

Exhibit.

A developer created a JavaScript function as a part of a Lightning web component (LWC) that surfaces information... about leads by imperatively calling getFetchLeadList when certain criteria are met.
What are these changes the developer should implement in the Apex class above to ensure the LWC can display data efficiently while preserving security?
Choose 3 answers

A developer Is tasked with ensuring that email addresses entered into the system for Contacts and for a Custom Object called Survey_Response__c do not belong to a list of blacklisted domains. The list of blacklisted domains will be stored In a custom object for ease of maintenance by users. Note that the Survey_Response__c object is populated via a custom visualforce page.
What is the optimal way to implement this?