Salesforce Certified JavaScript Developer I Exam Guide
About the Salesforce JavaScript Developer I Credential
Unlock a competitive edge in the evolving tech landscape with the Salesforce Certified JavaScript Developer I certification. Tailored for adept individuals, this recognition underscores both foundational and advanced expertise in JavaScript, a pivotal language in contemporary web application development. Not only is this mastery universally applicable across various frameworks, but it’s also designed to transcend limitations of mobile or device specificity.
Why is this certification unique? It emphasizes proficiency in the Lightning Component Framework, especially in the realm of Lightning Web Components. These components represent an avant-garde approach to web development, manifesting as custom HTML elements that harmoniously blend standard HTML and cutting-edge JavaScript.
Dive deep into the certification process which is twofold:
- JavaScript Developer I Exam: A meticulously structured proctored multiple-choice test that hones in on your core JavaScript knowledge.
- Lightning Web Components Specialist Superbadge: A rigorous evaluation of your practical skills in crafting Lightning Web Components.
Audience Description: Salesforce JavaScript Developer I
Elevate your tech career with the Salesforce Certified JavaScript Developer I certification—a beacon of excellence in the world of web development. Designed for the savvy developer, this qualification is not just another accolade; it’s a testament to your prowess in leveraging JavaScript across various frameworks for both front-end and back-end applications.
Why should this matter to aspiring developers?
- Craftsmanship: You’ll master the art of designing, developing, and testing top-tier solutions that excel in performance, sustainability, and reusability.
- Versatility: Seamlessly integrate JavaScript with other vital languages such as CSS and HTML, broadening your web development horizon.
- Salesforce with a Twist: With Lightning Web Components, every JavaScript developer—whether newbie or veteran—can effortlessly tap into the Salesforce platform. And the best part? There’s zero learning curve. Developers can harness the modern nuances of JavaScript alongside the comprehensive suite of developer services within the Lightning Platform to conceive and launch lightning-speed apps on Salesforce.
Target Audience: This coveted certification caters not only to Salesforce aficionados—partners, customers, and internal team members—but also to those who deftly navigate the vast seas of JavaScript, the Lightning Component Framework, and Lightning Web Components (LWCs).
Considering a career shift or an upgrade? Here’s where the Salesforce Certified JavaScript Developer I could lead you:
- JavaScript Programmer: Decode complex tasks with ease.
- Salesforce Developer: Be the force behind game-changing Salesforce solutions.
- Full Stack Developer: Dominate both front-end and back-end landscapes.
- Web Application Developer: Create web-based masterpieces.
- Front End Developer: Beautify the web, one site at a time.
- Software/Backend Developer: Power the core of applications.
- Support Engineer: Be the troubleshooter everyone relies on.
- Technical Product/Project Manager: Spearhead innovative tech projects.
- UI/UX Engineer: Marry function with form for the best user experience.
Purpose of This Exam Guide
Elevate your preparation with our comprehensive exam guide, tailored specifically for the Salesforce JavaScript Developer I Multiple-Choice exam. Wondering if you’re primed for success? This guide is your roadmap. It not only provides insights about the target demographic for the certification but also offers a curated list of exam objectives to ensure no stone is left unturned.
Why choose this guide?
- Focused Approach: Gain clarity on your readiness and areas to focus on.
- Holistic Information: From recommended training modules to essential documentation, everything you need is right here.
- Exam Objectives at Your Fingertips: Seamlessly align your preparation with the core exam objectives, ensuring a comprehensive review.
About the Exam
Step into the forefront of the JavaScript universe with the JavaScript Developer I Multiple-Choice exam—a gold standard recognized across the digital sphere. If you’ve dedicated 1-2 years harnessing the intricacies of both front-end and back-end JavaScript applications in the dynamic web stack, this certification beckons you.
Why is this exam a game-changer?
- Robust Validation: Showcase your prowess in core JavaScript development skills, making you a sought-after asset in the world of JavaScript-centric technologies.
- Standardized Excellence: The Lightning Web Components programming paradigm celebrates the beauty of standard JavaScript code. And what’s more, acing the JavaScript Developer I exam is a testament to your mastery of these standard JavaScript essentials, propelling you to develop state-of-the-art Lightning web components.
Read on for details about the Salesforce JavaScript Developer I Multiple-Choice exam.
- Content: 60 multiple-choice/multiple-select questions, and up to five non-scored questions
- Time allotted to complete the exam: 105 minutes
- Passing score: 65%
- Registration fee: USD 200, plus applicable taxes as required per local law
Retake fee: USD 100, plus applicable taxes as required per local law - Delivery options: Proctored exam delivered onsite at a testing center or in an online proctored environment. Click here for information on scheduling an exam.
- References: No hard-copy or online materials may be referenced during the exam.
- Prerequisite: None
Note: Exam takers now have the opportunity to provide comments and feedback for individual questions on the JavaScript Developer I multiple-choice exam.
Recommended Training and References
The Salesforce JavaScript Developer I generally has 1-2 years experience as a JavaScript developer and has experience with the following JavaScript topics:
- Data types and operators
- Variables and variable scope
- String manipulation
- Type coercion and conversion (implicit and explicit)
- Functions (plus higher order functions)
- Data Structures: Objects & Arrays
- Inheritance
- Classes
- Modules
- Document Object Model (DOM)
- Events
- Error Handling
- Debugging
- Testing (Platform agnostic)
- Asynchronous Programming
- Server-side JavaScript
The self-study materials recommended for this exam include:
Exam Outline
Dive deep into the Salesforce JavaScript Developer I Multiple-Choice exam—a rigorous assessment designed meticulously to gauge a candidate’s proficiency in specific sections and objectives. For those aspiring to cement their mark in the digital realm, this exam is your passport to showcasing unparalleled expertise and skills. Rank higher in search results and position yourself as an industry trailblazer by mastering the content that this examination encapsulates. Equip, excel, and elevate your JavaScript journey with Salesforce!
- Given a scenario, write code to create variables and initialize them correctly.
- Given a business requirement, utilize strings, numbers, and dates effectively.
- Given a scenario or example, demonstrate awareness of type coercion and its effects.
- Given a specific scenario, distinguish truthy or falsey evaluations
- Given a list of data, demonstrate data manipulation with arrays.
- Given a JSON response, demonstrate how to operate the JSON object.
- Given a business requirement, locate the best function implementation.
- Given a business requirement, apply fundamentals of object implementation to solve the business requirement.
- Given a business requirement, apply fundamentals of class implementation to solve the business requirement.
- Given a JavaScript module, give examples of how to use the module.
- Given a JavaScript decorator, give examples of how to use the decorator.
- Given a block of code, analyze the variable scope and the execution flow.
- Given a business requirement, utilize Events, event handlers and propagation.
- Given a business requirement, evaluate and manipulate the DOM.
- Given a scenario, utilize the Browser Dev Tools to investigate code behavior.
- Given a scenario and requirements, utilize browser specific APIs.
- Given a scenario, handle errors properly.
- Given code to be debugged, use the console and breakpoints.
- Given a scenario, apply asynchronous programming concepts.
- Given a scenario, use event loop and event monitor or determine loop outcomes.
- Given a scenario and requirements, infer which Node.js implementation is a good solution.
- Given a scenario and requirements, infer which Node.js CLI command is a good solution.
- Know the core Node.js modules and given requirements, infer which Node.js library/framework is a good solution.
- Given a scenario and requirements, distinguish which Node.Js Package Management solution is the most fitting.
- With a block of code and the associated Unit Test, determine where the test is ineffective and modify it to make it more effective.
Maintaining Your Salesforce Certification
Boost your credibility and stay ahead of the curve with a Salesforce credential—a testament to your commitment to excellence and continuous learning. Embrace the advantage of always being in sync with the latest product releases and updates. With the annual completion of the JavaScript Developer I certification maintenance module on Trailhead, you ensure that your skills remain sharp and relevant.
Protect your professional milestone! Your Salesforce credential is a reflection of your dedication and expertise. Missing out on the maintenance requirements could lead to its expiration. Safeguard your achievements by meeting all due dates, and let your expertise shine brightly in search results and the industry alike!