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Salesforce JavaScript-Developer-I certification exam is a multiple-choice exam that measures the candidate's knowledge of JavaScript development principles, best practices, and techniques specific to the Salesforce platform. JavaScript-Developer-I exam consists of 60 multiple-choice questions, and candidates have 105 minutes to complete it. JavaScript-Developer-I exam is available in English and Japanese and can be taken online or in-person at a proctored testing center.
Passing the Salesforce JavaScript-Developer-I certification exam requires a solid understanding of Salesforce development concepts, as well as a strong knowledge of JavaScript and programming principles. After passing the exam, candidates will be awarded the Salesforce Certified JavaScript Developer I credential, which is recognized by employers and industry professionals worldwide. Salesforce Certified JavaScript Developer (JS-Dev-101) certification can help developers to advance their careers and increase their earning potential.
Reference: https://trailheadacademy.salesforce.com/certificate/exam-javascript-dev---JS-Dev-101
Salesforce JavaScript-Developer-I exam is a certification exam designed to test the knowledge and skills of professionals who want to become Salesforce Certified JavaScript Developers. Salesforce Certified JavaScript Developer (JS-Dev-101) certification is aimed at individuals who want to demonstrate their proficiency in developing and maintaining JavaScript applications on the Salesforce platform. JavaScript-Developer-I exam is designed to test the candidate's knowledge of the core concepts and best practices of JavaScript development on Salesforce.
Salesforce JavaScript-Developer-I Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Browser and DOM Interaction | - Event handling and propagation - Browser APIs (fetch, storage, timers) - DOM manipulation and traversal |
| Topic 2: Salesforce Platform Integration | - Security considerations in Salesforce JavaScript - Lightning Web Components (LWC) JavaScript usage - Calling Apex methods from JavaScript |
| Topic 3: JavaScript Language Fundamentals | - Data types, variables, and operators - ES6+ syntax and features - Functions, scope, and closures |
| Topic 4: Testing and Debugging | - Unit testing principles - Debugging techniques and tools |
| Topic 5: Asynchronous JavaScript | - Promises and async/await - Event loop and concurrency model - Error handling in async workflows |
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