Free Salesforce DEX-450 Exam Dumps Questions & Answers

Which three data types can a SOQL query return?
Choose 3 answers

• A.  sObject
• B.  List
• C.  dg Integer
• D.  Double
• E.  O Long

What does the Lightning Component framework provide to developers?

• A.  Support for Classic and Lightning UIs
• B.  Prebuilt components that can be reused
• C.  Templates to create custom components
• D.  Extended governor limits for applications

A developer creates a custom exception as shown below:
public class ParityException extends Exception { }
What are two ways the developer can fire the exception in Apex?

• A.  new ParityException ();
• B.  new ParityException('parity does not match');
• C.  throw new ParityException ();
• D.  throw new parityException ('parity does not match');

A developer must troubleshoot to pinpoint the causes of performance issues when a custom page loads in their org.
Which tool should the developer use to troubleshoot query performance?

• A.  Visual Studio Code IDE
• B.  Setup Menu
• C.  Developer Console
• D.  AppExchange

Which two actions may cause triggers to fire?
Choose 2 answers

• A.  Updates to FeedItem
• B.  Changing a user's default division when the transfer division option is checked
• C.  Cascading delete operations
• D.  Renaming or replacing a picklist entry