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

JavaScript-Developer-I Exam Simulator
  • Exam Code: JavaScript-Developer-I
  • Exam Name: Salesforce Certified JavaScript Developer (JS-Dev-101)
  • Updated: Oct 06, 2026
  • Q & A: 149 Questions and Answers

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About Salesforce JavaScript-Developer-I Exam Braindumps

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.

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What is the duration, language, and format of Salesforce JavaScript-Developer-I Exam

  • This exam consists of 60 questions
  • This exam is offered in only English.
  • Passing score 65%
  • There is a time limit of 105 minutes for the exam.
  • The type of questions is Multiple Choice and situation-based questions.

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

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Salesforce JavaScript-Developer-I exam simulator

Salesforce JavaScript-Developer-I Exam Syllabus Topics:

SectionObjectives
Topic 1: JavaScript Language Fundamentals- ES6+ syntax and features
- Data types, variables, and operators
- Functions, scope, and closures
Topic 2: Testing and Debugging- Unit testing principles
- Debugging techniques and tools
Topic 3: Browser and DOM Interaction- DOM manipulation and traversal
- Browser APIs (fetch, storage, timers)
- Event handling and propagation
Topic 4: Asynchronous JavaScript- Promises and async/await
- Event loop and concurrency model
- Error handling in async workflows
Topic 5: Salesforce Platform Integration- Calling Apex methods from JavaScript
- Lightning Web Components (LWC) JavaScript usage
- Security considerations in Salesforce JavaScript

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