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Salesforce JavaScript Developer I

Salesforce JavaScript Developer I

Free Practice Test

  • No. of Questions5
  • AccessImmediate
  • Access DurationLife Long Access
  • Exam DeliveryOnline
  • Test ModesPractice
  • TypeExam Format

Practice Exam

  • No. of Questions271
  • AccessImmediate
  • Access DurationLife Long Access
  • Exam DeliveryOnline
  • Test ModesPractice, Exam
  • Last UpdatedMay 2024

Online Course

  • Content TypeVideo
  • DeliveryOnline
  • AccessImmediate
  • Access DurationLife Long Access
  • No of videos-
  • No of hours-
Not Available

Salesforce JavaScript Developer I

The Salesforce Certified JavaScript Developer I exam is suitable for candidates with the knowledge, skills, and experience in developing front-end and/or back-end JavaScript applications for the web stack. These skills can be applied to any framework and are not mobile or device specific. The certification consists of two parts - (These credentials can be earned in any sequence)

  • The JavaScript Developer I proctored multiple-choice exam - The exam focuses only on JavaScript. 
  • The Lightning Web Components Specialist superbadge - It covers the hands-on Lightning Web Component development skills.

Who should take the exam?

The Salesforce Certified JavaScript Developer I is intended for Salesforce partners, customers, and employees who work with JavaScript and also have knowledge, skills, and experience with the Lightning Component Framework and developing Lightning Web Components (LWCs).

Course Outline

The Salesforce JavaScript Developer I Exam covers the following topics - 

  • Domain 1 - Understanding Variables, Types, and Collections (23%)
  • Domain 2 - Understanding Objects, Functions, and Classes (25%)
  • Domain 3 - Understanding Browser and Events (17%)
  • Domain 4 - Understanding Debugging and Error Handling (7%)
  • Domain 5 - Understanding Asynchronous Programming (13%)
  • Domain 6 - Understanding Server Side JavaScript (8%)
  • Domain 7 - Understanding Testing (7%)

Exam Format and Information

Exam Name Salesforce JavaScript Developer I
Exam Code Winter'23
Exam Duration 105 mins
Exam Format Multiple Choice and Multi-Response Questions
Exam Type Proctored / Online
Number of Questions 60 Questions
Eligibility/Pre-Requisite NIL
Exam Fee $200 USD
Exam Language English
Pass Score 65% and above


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