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Topics of Salesforce JavaScript Developer I Exam
Aspirants must know the exam topics before they start of preparation. Because it will help them to prepare for the below concepts Salesforce JavaScript-Developer-I exam will include the following topics:
1. Variable, Types, and Collection: 23%
Scenario based coding Variables Creation and Initialization JSON object understanding
2. Object, Functions, and Classes: 25%
Implementation of different functions Understanding of different modules of Javascript Scope of variables and their execution flow
3. Browser and Events: 17%
Handling and propagation of events Development tools of browsers Understanding of browser specific APIs
4. Asynchronous Programming: 13%
Asynchrounous programming different concepts Monitoring and management of different loops
5. Server Side Javascript: 8%
Implementation of Node.js Understanding of Node.js CLI commands
6. Testing: 7%
Unit Testing effectiveness of different tests
Reference: https://trailheadacademy.salesforce.com/certificate/exam-javascript-dev---JS-Dev-101
Who should take the Salesforce JavaScript-Developer-I Exam
This course is designed for Javascript developers starting on the Salesforce platform who require programming customizations on front-end and back-end. There are no prerequisites for Salesforce JavaScript Developer I Exam. Typical job roles that align to the Salesforce Certified JavaScript Developer I are as follows:
- Web application developer
- Front end developer
- Full stack developer
- JavaScript programmer
- Salesforce developer
- UI/UX Engineer
- Technical Project Manager
- Software/backend developer
- Technical Product Manager
- Support engineer
Salesforce JavaScript-Developer-I Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Salesforce Platform Integration | - Security considerations in Salesforce JavaScript - Calling Apex methods from JavaScript - Lightning Web Components (LWC) JavaScript usage |
| JavaScript Language Fundamentals | - Data types, variables, and operators - Functions, scope, and closures - ES6+ syntax and features |
| Asynchronous JavaScript | - Error handling in async workflows - Promises and async/await - Event loop and concurrency model |
| Testing and Debugging | - Debugging techniques and tools - Unit testing principles |
| Browser and DOM Interaction | - DOM manipulation and traversal - Browser APIs (fetch, storage, timers) - Event handling and propagation |
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