Which three approaches should a developer implement to obtain the best performance for data retrieval when building a Lightning web component? Choose 3 answers

• A.Use lazy load for occasionally accessed data.
• B.Use layoutTypes: 9'Full') to display a set of fields.
• C.Use the Lightning Data Service.
• D.Use getRecordUi to obtain metadata.
• E.Use {Cacheable=true} whenever possible

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A developer created a class that implement he Queueable interface, as follows:
As part of the deployment process, the developer is asked to create a corresponding test class.
Which two actions should the developer take to successfully execute the test class?
Choose 2 answers

• A.Implement Test.isRunningtest ( ) to prevent chaining jobs during test execution.
• B.Ensure the running user of the test class has, at least, the View All permission on the Order object
• C.Implement seeAllData-true to ensure the Queueable )ob is able to run in bulk mode.
• D.Enclose System.enqueueJob (new orderQueueable Job ( }) within Test. starttest and Test, stoptest ()

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What is the transaction limit on the number of callouts?

• A.There is no limit
• B.200
• C.100
• D.50
• E.150

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A company has many different unit test methods that create Account records as part of their data setup. A new required field was added to the Account and now all of the unit tests fail.
What is the optimal way for a developer to fix the issue?

• A.Add the required field to the data setup for all of the unit tests.
• B.Add a before insert trigger on Account to set the value of the required field,
• C.Change the required field to be a validation rule that excludes the System Administrator profile.
• D.Create a TestDataFactory class that serves as the single place to create Accounts for unit tests and set the required field there.

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