Describe How to Apply Different Techniques to Create Test Data and Responses. PLATFORM-DEVELOPER-II Practice Questions (Page 6)

Questions 26–30

1. 26application · medium

   A developer is writing a test for a trigger that updates Account records when an Opportunity is inserted. The test needs to verify that the trigger does not run against existing org data. The developer has set SeeAllData=false. What additional step is required to ensure test data isolation?

   • AUse Test.loadData to load existing org records into the test.
   • BCall Test.startTest() and Test.stopTest() around the trigger execution.
   • CInsert all necessary records within the test method or use @testSetup to create them.
   • DSet SeeAllData=true to access org data for the test.
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2. 27foundation · easy

   When creating test data with parent-child relationships, what is the correct order of insertion?

   • AInsert all records in a single DML call regardless of order.
   • BInsert records in alphabetical order by object name.
   • CInsert parent records first, then child records.
   • DInsert child records first, then parent records.
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4. 28application · medium

   A developer is writing a test for a class that queries an external object (Salesforce Connect). The external object data is not available in the test environment. How should the developer mock the external object data?

   • AUse WebServiceMock to mock the external object query.
   • BUse Test.loadData to load external object records.
   • CInsert external object records directly in the test.
   • DUse HttpCalloutMock to mock the callout that retrieves external data.
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5. 29application · medium

   A developer is writing Apex tests for a class that processes a batch of Opportunities. The class requires Opportunities to have a related Account and at least one OpportunityLineItem. The developer wants to minimize code duplication across multiple test classes. Which approach should the developer use to create the test data?

   • AUse Test.loadData to load Account, Opportunity, and OpportunityLineItem records from static resources in each test class.
   • BUse @testSetup to create the data once and share it across all test classes.
   • CCreate a Test Data Factory class with a method that inserts an Account, Opportunity, and OpportunityLineItem, and call it from each test class.
   • DInsert the records directly in each test method using inline SObject constructors.
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6. 30foundation · easy

   Which Apex method is used to load test data from a static resource file in a test class?

   • ADatabase.insert()
   • BSystem.enqueueJob()
   • CTest.setMock()
   • DTest.loadData()
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