Describe the Differences Between Invoking Apex in Execute Anonymous vs. Unit Tests. PLATFORM-DEVELOPER-I Practice Questions (Page 3)

Questions 11–15

1. 11expert · hard

   A developer is testing a method that updates Account records. The method may throw an exception if a required field is missing. The developer wants to verify that the method handles the exception gracefully without affecting production data. Which approach should the developer use?

   • AUse a try-catch block in Execute Anonymous to handle the exception and then check the data.
   • BRun the method in Execute Anonymous with invalid data and observe the exception.
   • CUse the 'Debug' mode in Execute Anonymous to prevent data changes.
   • DWrite a unit test that calls the method with invalid data and asserts that the exception is caught.
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2. 12foundation · easy

   Why are unit tests important for maintaining code quality in a Salesforce project?

   • AThey are only needed for deployment, not for ongoing development
   • BThey provide a safety net that helps developers catch regressions when code changes
   • CThey automatically document the code
   • DThey increase the number of lines of code in the org
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4. 13expert · hard

   A developer is writing a unit test that performs a large number of SOQL queries. The test is hitting the SOQL query limit. The developer wants to ensure the test passes without refactoring the code. What should the developer do?

   • AUse the 'Run All' button to run the test multiple times.
   • BRun the test in Execute Anonymous to get higher limits.
   • CRefactor the code to reduce the number of SOQL queries.
   • DUse @isTest(SeeAllData=true) to increase the SOQL limit.
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5. 14foundation · easy

   Which operation is likely to have a higher governor limit in a unit test than in Execute Anonymous?

   • AMaximum DML rows
   • BNumber of SOQL queries
   • CMaximum CPU time
   • DMaximum heap size
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6. 15application · medium

   A developer has written a new Apex class and wants to deploy it to production. What must the developer do before deployment?

   • ARun the class in Execute Anonymous to verify it works.
   • BCreate a change set and deploy without tests if the class is simple.
   • CWrite unit tests that cover the class and ensure they pass in the org.
   • DUse the 'Deploy' button in the Developer Console without any tests.
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