Salesforce JavaScript-Developer-I : Salesforce Certified JavaScript Developer (JS-Dev-101)

  • Exam Code: JavaScript-Developer-I
  • Exam Name: Salesforce Certified JavaScript Developer (JS-Dev-101)
  • Updated: Jun 04, 2026   Q&As: 149 Questions and Answers

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About Salesforce JavaScript-Developer-I Exam

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How much Salesforce JavaScript-Developer-I Exam Cost

The price of the Salesforce JavaScript Developer I certification is $200 USD, for more information related to the Salesforce JavaScript-Developer-I Exam please visit Salesforce website.

Salesforce JavaScript-Developer-I Exam Syllabus Topics:
TopicDetails
Topic 1
  • Server Side JavaScript: This section focuses on Node.js and server-side JavaScript. Salesforce JavaScript programmers will be tested on their ability to identify appropriate Node.js implementations and commands for given scenarios. Additionally, you will need to recognize which Node.js core modules, libraries, and package management solutions fit specific requirements, reflecting your understanding of server-side development with JavaScript.
Topic 2
  • Browser and Events: The topic will challenge your ability to work with events, event handlers, and the DOM. You will need to demonstrate how to manage event propagation and utilize browser-specific APIs. Additionally, proficiency in using browser developer tools to investigate code behavior will be tested, making it crucial for you to understand browser interactions thoroughly.
Topic 3
  • Asynchronous Programming: Asynchronous programming is a key concept in JavaScript, and this section tests your understanding of event loops, asynchronous code execution, and handling promises. Salesforce JavaScript programmer will need to demonstrate their ability to implement asynchronous solutions for business requirements.

Reference: https://trailheadacademy.salesforce.com/certificate/exam-javascript-dev---JS-Dev-101

How to Study the Salesforce JavaScript-Developer-I Exam

The best study material one can get is the JavaScript-Developer-I practice exam dumps. To ensure good grades, do attempt the JavaScript-Developer-I practice exams. The JavaScript Developer I from Salesforce typically has 1-2 years of experience as a JavaScript developer with the following JavaScript topics.

  • Objects & Arrays: Data Structures

  • Discharge

  • Asynchronous Programming

  • Modules

  • Scope of Variables

  • Monitor (agnostic platform)

  • Forms of data and operators

  • Classes

  • Control of Mistake

  • JavaScript on the backend

  • Activities

  • Functions (more functions in higher order)

  • Conversion type (inclusive versus explicit)

  • Item Model Document

  • Strings

To prepare for this test, we advise a combination of practical experience, completion of training courses, pathways and self-study in the areas listed in the examination outline section of this examination guide.

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