A developer notices the execution of all the test methods in a class takes a long time to run, due to the initial setup of all the test data that is needed to perform the tests.
What should the developer do to speed up test execution?

• A.Ensure proper usage of test data factory in all test methods
• B.Define a method that creates test data and annotate with @testSetup
• C.Define a method that creates test data and annotate with @createData
• D.Reduce the amount of test methods in the class

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Which of the following annotations is the right way jto invoke a single apex method?

• A.@lnvokableApex()
• B.@lnvokableMethod()
• C.@lnvokableAction()

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A developer is building a Lightning web component that searches
for Contacts. The component must communicate the search
results to other unrelated Lightning web components, that are in
different DOM trees, when the search completes.
What should the developer do to implement the communication?

• A.Fire an application event.
• B.Publish an event on an event channel.
• C.Fire a custom component event.
• D.Publish a message on a message channel.

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In an Apex custom controller, how should a developer ensure that the current user has the relevant create and update' permissions for a particular object type?

• A.Do nothing because the platform enforces CRUD permissions based on profiles.
• B.Query the user's profile record and check what permissions the user has.
• C.Call methods on the appropriate DescribeSObjectResult instance.
• D.Add the with sharing keywords to the controller class definition.

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How should a developer verify that a specific Account record is being tested in a test class for a Visualforce controller?

• A.Insert the Account in the test class, instantiate the page reference in the test class, then use System.
  currentFageReference() .getFarameters() .put{) to set the Account ID.
• B.Insert the Account into Salesforce, instantiate the page reference in the test class, then use system.
  setFarentRecordId() .get() to set the Account ID.
  {of Instantiate the page reference in the test class, insert the Account in the test class, then use =seeAllData=trus to view the Account.
• C.Instantiate the page reference in the test class, insert the Account in the test class, then use system.setFarentRecordrd() .get() to set the Account ID,

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