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Salesforce JavaScript-Developer-I (Salesforce Certified JavaScript Developer I) Exam is a certification exam offered by Salesforce for developers who specialize in working with JavaScript on the Salesforce platform. JavaScript-Developer-I-JPN exam is designed to test the knowledge and skills of developers on a range of topics related to JavaScript development, including programming fundamentals, data modeling, user interface development, and more. Passing the exam is a great way for developers to demonstrate their expertise in JavaScript development on the Salesforce platform, and can help them advance their careers in this field.
Reference: https://trailheadacademy.salesforce.com/certificate/exam-javascript-dev---JS-Dev-101
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Salesforce JavaScript-Developer-I exam is a multiple-choice exam that consists of 60 questions. The time limit for the exam is 105 minutes, and candidates must score at least 68% to pass. JavaScript-Developer-I-JPN exam is available in English, Japanese, and Spanish, and it is proctored online.
Salesforce JavaScript-Developer-I日本語 Exam Syllabus Topics:
| Section | Objectives |
| Topic 1: Testing and Debugging | - Unit testing principles
- Debugging techniques and tools
|
| Topic 2: JavaScript Language Fundamentals | - Data types, variables, and operators
- ES6+ syntax and features
- Functions, scope, and closures
|
| Topic 3: Browser and DOM Interaction | - Event handling and propagation
- DOM manipulation and traversal
- Browser APIs (fetch, storage, timers)
|
| Topic 4: Salesforce Platform Integration | - Lightning Web Components (LWC) JavaScript usage
- Security considerations in Salesforce JavaScript
- Calling Apex methods from JavaScript
|
| Topic 5: Asynchronous JavaScript | - Promises and async/await
- Event loop and concurrency model
- Error handling in async workflows
|