Free DEX-450 Exam Braindumps
Programmatic Development using Apex and Visualforce in Lightning Experience Questions 186–190 (page: 39)

Updated On: 10-Feb-2026

On a Visualforce page with a custom controller, how should a developer retrieve a record by using an ID that is passed on the URL?

  1. Use the constructor method for the controller.
  2. Use the $Action.View method in the Visualforce page.
  3. Create a new PageReference object with the Id.
  4. Use the tag in the Visualforce page.

Answer(s): A



Where can debug log filter settings be set?Choose 2 answers

  1. The Filters link by the monitored user's name within the web UI.
  2. The Show More link on the debug log's record.
  3. On the monitored user's name.
  4. The Log Filters tab on a class or trigger detail page.

Answer(s): A,D



Which statement about the Lookup Relationship between a Custom Object and a Standard Object is correct?

  1. The Lookup Relationship on the Custom Object can prevent the deletion of the Standard Object.
  2. The Lookup Relationship cannot be marked as required on the page layout for the Custom Object.
  3. The Custom Object will be deleted when the referenced Standard Object is deleted.
  4. The Custom Object inherits security from the referenced Standard Objects

Answer(s): C



On which object can an administrator create a roll-up summary field?

  1. Any object that is on the master side of a master-detail relationship.
  2. Any object that is on the parent side of a lookup relationship.
  3. Any object that is on the detail side of a master-detail relationship.
  4. Any object that is on the child side of a lookup relationship.

Answer(s): A



A developer runs the following anonymous code block:
List<Account> acc = [SELECT Id FROM Account LIMIT 10];
Delete acc;Database.emptyRecycleBin(acc);system.debug(Limits.getDMLStatements()+ `, ` +Limits.getLimitDMLStatements());

What is the result?

  1. 11, 150
  2. 150, 2
  3. 150, 11
  4. 2, 150

Answer(s): D



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