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DEX-450 Exam Questions & Answers

Exam Code: DEX-450

Exam Name: Programmatic Development using Apex and Visualforce in Lightning

Updated: May 02, 2024

Q&As: 456

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Practice These Free Questions and Answers to Pass the Salesforce Developer Exam

Questions 1

What are two ways a developer can get the status of an enquered job for a class that queueable interface? Choose 2 answers

A. View the apex status Page

B. View the apex flex Queue

C. View the apex Jobs page (Missed)

D. Query the AsyncApexJobe object (Missed)

Show Answer
Questions 2

Which resource can be included in a Lightning Component bundle? Choose 2 answers

A. Apex class

B. Adobe Flash

C. JavaScript

D. Documentation

Show Answer
Questions 3

Which declarative method helps ensure quality data? (Choose 3)

A. Validation Rules

B. Workflow alerts

C. Exception Handling

D. Lookup Filters

E. Page Layouts

Show Answer
Questions 4

What is the result when a Visualforce page calls an Apex controller, which calls another Apex class, which then results in hitting a governor limit?

A. Any changes up to the error are saved.

B. Any changes up to the error are rolled back.

C. All changes before a savepoint are saved.

D. All changes are saved in the first Apex class.

Show Answer
Questions 5

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?

A. Use the constructor method for the controller.

B. Use the $Action.View method in the Visualforce page.

C. Create a new PageReference object with the Id.

D. Use the tag in the Visualforce page.

Show Answer

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