Overview

About the Salesforce JavaScript Developer I by ITCertify ZoneThe Salesforce Certified JavaScript Developer I credential is intended for individuals with experience developing front-end and back-end JavaScript applications for web environments. These skills are applicable across various frameworks and are not limited to mobile or device platforms.This certification evaluates core JavaScript knowledge along with practical development skills needed to work with technologies like the Lightning Component framework, including Lightning Web Components (LWC). LWCs are custom HTML elements created using standard HTML and modern JavaScript.The certification consists of two components: the JavaScript Developer I proctored multiple-choice exam and the Lightning Web Components Specialist Superbadge. These can be completed in any order. The exam focuses on JavaScript fundamentals, while the superbadge assesses hands-on skills in building Lightning Web Components. Completing both earns the Salesforce Certified JavaScript Developer I credential.Who Should Pursue This Credential?The Salesforce Certified JavaScript Developer I certification is designed for individuals who use JavaScript in one or more frameworks to develop front-end and back-end applications. These candidates design, build, and test solutions that are efficient, maintainable, and reusable.Candidates for this certification are proficient in JavaScript programming patterns and can integrate JavaScript with CSS, HTML, and other markup languages. They effectively leverage the Lightning Platform to create and deploy applications using modern JavaScript and Lightning Web Components.This certification is relevant for Salesforce partners, customers, and employees with experience in JavaScript and the Lightning Component framework, including LWC development.Typical roles suited for this certification include:JavaScript ProgrammerSalesforce DeveloperFull Stack DeveloperWeb Application DeveloperFront-End DeveloperSoftware/Back-End DeveloperSupport EngineerTechnical Product/Project ManagerUI/UX EngineerAbout the ExamThe JavaScript Developer I certification exam is a widely recognized credential in the JavaScript domain, intended for individuals with 1-2 years of experience developing JavaScript applications for web environments. The exam validates core JavaScript development skills essential for working with JavaScript technologies.A key feature of the LWC programming model is its foundation in standard JavaScript, making it accessible to developers with existing JavaScript knowledge. Passing the exam demonstrates proficiency in JavaScript fundamentals and the ability to develop Lightning Web Components.Key Details about the Exam:Format: 60 multiple-choice/multiple-select questions, plus up to 5 non-scored questionsDuration: 105 minutesPassing Score: 65%Registration Fee: $200 (plus applicable taxes)Retake Fee: $100 (plus applicable taxes)Delivery: Proctored exam available at testing centers or onlineReferences: No materials (hard-copy or online) are allowed during the examPrerequisites: NoneCandidates can provide feedback on individual questions during the exam.Exam OutlineThe Salesforce JavaScript Developer I Exam assesses knowledge and skills in the following areas:Variables, Types, and Collections (23%)Write code to create and initialize variables.Utilize strings, numbers, and dates to meet business requirements.Demonstrate awareness of type coercion and its effects.Distinguish truthy and falsy evaluations.Manipulate data using arrays.Operate with JSON objects.Objects, Functions, and Classes (25%)Implement functions to solve business requirements.Apply object and class fundamentals to meet business needs.Utilize JavaScript modules and decorators.Analyze variable scope and execution flow in code.Browser and Events (17%)Utilize events, event handlers, and event propagation.Manipulate the DOM to meet business requirements.Investigate code behavior using Browser Dev Tools.Utilize browser-specific APIs based on given scenarios.Debugging and Error Handling (7%)Handle errors appropriately in various scenarios.Use the console and breakpoints for debugging.Asynchronous Programming (13%)Apply asynchronous programming concepts in scenarios.Use event loops and monitors to determine outcomes.Server-Side JavaScript (8%)Identify suitable Node.js implementations and CLI commands.Understand core Node.js modules and relevant libraries/frameworks.Determine appropriate Node.js package management solutions.Testing (7%)Evaluate unit tests and modify them for effectiveness.Who This Course Is ForThis course is perfect for JavaScript developers, Salesforce professionals, and aspiring developers aiming to excel in the Salesforce Certified JavaScript Developer I exam and pass it on the first attempt. Whether you're looking to validate your JavaScript skills, deepen your understanding of Salesforce-specific implementations like Lightning Web Components, or transition into a Salesforce development role, this course will support your goals. It's also ideal for tech enthusiasts and career changers seeking to combine JavaScript expertise with Salesforce to explore new opportunities.

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