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Salesforce Certified JavaScript Developer I certification is a valuable credential for developers who want to demonstrate their expertise in building complex, scalable, and customizable applications on the Salesforce platform. JavaScript-Developer-I exam covers a range of topics, including JavaScript programming concepts, designing and building custom applications, and using the Salesforce Lightning Platform to create rich user interfaces.
Salesforce JavaScript-Developer-I Exam covers various topics, including JavaScript, Lightning Web Components, Apex, and Visualforce. JavaScript-Developer-I exam evaluates the candidate's ability to create custom applications on the Salesforce platform using JavaScript, build custom user interfaces using Lightning Web Components, and integrate Salesforce with external systems using Apex and Visualforce. JavaScript-Developer-I exam also assesses the candidate's understanding of Salesforce development best practices and their ability to troubleshoot common issues that may arise during the development process.
Salesforce JavaScript-Developer-I certification exam is a great way to showcase your expertise in building custom applications on the Salesforce platform. Salesforce Certified JavaScript Developer (JS-Dev-101) certification is highly valued by employers and can help you stand out in a competitive job market. By passing JavaScript-Developer-I exam, you demonstrate your skills in creating custom solutions using Salesforce technologies and your ability to build scalable and secure applications that meet business requirements.
Reference: https://trailheadacademy.salesforce.com/certificate/exam-javascript-dev---JS-Dev-101
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To earn the Salesforce JavaScript-Developer-I certification, candidates must pass a 60-question, multiple-choice exam with a passing score of 65%. JavaScript-Developer-I exam is timed at 105 minutes and covers a range of topics, including data modeling, user interface development, Apex, and Visualforce. Candidates are required to have a strong understanding of JavaScript and its integration with Salesforce.
| Section | Objectives |
|---|---|
| Topic 1: Asynchronous JavaScript | - Event loop and concurrency model - Error handling in async workflows - Promises and async/await |
| Topic 2: JavaScript Language Fundamentals | - Functions, scope, and closures - ES6+ syntax and features - Data types, variables, and operators |
| Topic 3: Browser and DOM Interaction | - DOM manipulation and traversal - Browser APIs (fetch, storage, timers) - Event handling and propagation |
| Topic 4: Salesforce Platform Integration | - Security considerations in Salesforce JavaScript - Lightning Web Components (LWC) JavaScript usage - Calling Apex methods from JavaScript |
| Topic 5: Testing and Debugging | - Unit testing principles - Debugging techniques and tools |
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