Last Updated: Oct 07, 2026
No. of Questions: 149 Questions & Answers with Testing Engine
Download Limit: Unlimited
Our professional & latest exam products of BraindumpQuiz JavaScript-Developer-I exam quiz braindumps can simulate the real exam scene so that you know the exam type deeper. Then repeated practices make you skilled and well-prepare when you take part in the real exam of BraindumpQuiz JavaScript-Developer-I. Our three versions of JavaScript-Developer-I quiz torrent materials make everyone choose what studying ways they like.
BraindumpQuiz has an unprecedented 99.6% first time pass rate among our customers.
We're so confident of our products that we provide no hassle product exchange.
In fact, you cannot devote too much time to practice the JavaScript-Developer-I test braindumps: Salesforce Certified JavaScript Developer (JS-Dev-101) if you are busy-working people. Normally, it takes a long time for you to study and review the knowledge if you choose right and high-quality JavaScript-Developer-I quiz materials. Most people just cannot put up with the long time pressure. In this way, only a few people can have such great concentration to get the certificate. They just try other less time input exam. Now, you can feel relaxed because our company has succeeded in carrying out the newest & high-quality JavaScript-Developer-I exam torrent. Different from the usual and traditional study guide, our high-passing-rate study guide can cut a lot of preparation time of the Salesforce JavaScript-Developer-I exam. Now, we are the first one to research such a great study guide. It will be a great convenience to those busy people. You must believe that you can obtain the Salesforce certificate easily.
Aspirants must know the exam topics before they start of preparation. Because it will help them to prepare for the below concepts Salesforce JavaScript-Developer-I exam will include the following topics:
1. Variable, Types, and Collection: 23%
Scenario based coding Variables Creation and Initialization JSON object understanding
2. Object, Functions, and Classes: 25%
Implementation of different functions Understanding of different modules of Javascript Scope of variables and their execution flow
3. Browser and Events: 17%
Handling and propagation of events Development tools of browsers Understanding of browser specific APIs
4. Asynchronous Programming: 13%
Asynchrounous programming different concepts Monitoring and management of different loops
5. Server Side Javascript: 8%
Implementation of Node.js Understanding of Node.js CLI commands
6. Testing: 7%
Unit Testing effectiveness of different tests
Reference: https://trailheadacademy.salesforce.com/certificate/exam-javascript-dev---JS-Dev-101
As a company, a whole set of professional management system is of significance. Among these important sectors, customer service is also a crucial link to boost the sales of the JavaScript-Developer-I test braindumps: Salesforce Certified JavaScript Developer (JS-Dev-101). In fact, we never stop to put efforts to strengthen our humanized service level. All of our staff has taken part in regular employee training classes. From presale customer questions to after sales customer consultation about the JavaScript-Developer-I quiz materials, we can ensure that our staff can solve your problems of the JavaScript-Developer-I exam torrent in no more than one minute. Any question from customers will be laid great emphasis. Our staff will not answer your irrelevant questions. The facts prove that we are efficient and effective. If you are still suspicious of the authenticity of JavaScript-Developer-I test braindumps: Salesforce Certified JavaScript Developer (JS-Dev-101), you are supposed to test by yourself.
Maybe you feel stressful to prepare the Salesforce JavaScript-Developer-I exam now and you just want to give up. If you are so tired, then you can fully depend on our training material. Many people are eager to get the Salesforce certificate. It's a powerful certificate for your employee to regard you as important when you are interviewed. Then you can easily enter the final round. All in all, large corporation appreciates people who have many certificates. At least, they prove that you have the ability to shape yourself. You will enjoy a warm welcome after you pass the Salesforce Certified JavaScript Developer (JS-Dev-101) exam. The results will be much better than you imagine.
At present, there are thousands of people buying our JavaScript-Developer-I quiz materials. They also benefit a lot from their correct choice. Many of them are introduced by their friends, teacher, and colleagues. That is why we have won such a great success in the market. Most customers have given us many praises because our JavaScript-Developer-I exam torrent files aid them surely. They write the comment about our JavaScript-Developer-I test braindumps: Salesforce Certified JavaScript Developer (JS-Dev-101) very attentively which attract more customers. Of course, we are grateful to their comments. Once you click to our websites, you will know how wonderful our JavaScript-Developer-I quiz materials are. Our company and staff take pride in our JavaScript-Developer-I exam torrent.
The credential Salesforce Accredited JavaScript Developer I is meant for applicants who build JavaScript applications for the web stack on the front-end and/or back-end.This validates both key JavaScript expertise and functional skills for applicants, for example, Lightning Components Platform, and Lightning Web Component technology relevant to JavaScript. Lightning web elements are personalised HTML elements that are designed with traditional HTML and modern JavaScript.
The Salesforce JavaScript Developer I certification requires two parts: the multiple-choice test given by the JavaScript Developer I and the Superbadge Lightning Web Components. In any order, all these credentials can be accessed. A Salesforce Certified Javascript Developer I certification is immediately obtained by adding these two certificates. The qualification applicant for Salesforce JavaScript Accredited Developer I will use the JavaScript language to build front-end or back-end software in one or more frameworks. The applicant will plan, build and evaluate effective , safe and reusable solutions.
The candidate can use JavaScript-specific programming style patterns and can use CSS , HTML, and other languages for integrating JavaScript. With Lightning Web Components, any JavaScript developer can build on Salesforce easily. This means that millions of JavaScript developers around the world will code on Salesforce without learning anything new. Developers can create and deploy brand-new fast apps on Salesforce using the current Lightning Platform development services portfolio and the modern JavaScript language. Salesforce JavaScript Developer I Certificate from Salesforce is designed to help Salesforce partners, customers and employees working on JavaScript as well as the Lightning Component Platform, know-how and knowledge and creation of Lightning web components (LWC's).
| Section | Weight | Objectives |
|---|---|---|
| Browser and Events | 17% | - Browser Developer Tools usage - DOM manipulation - Event propagation (bubbling and capturing) - Event handling and listeners - Browser-specific APIs - Interacting with forms and user input |
| Debugging and Error Handling | 7% | - Error handling techniques (try/catch/finally) - Console methods for debugging - Custom error types - Breakpoints and code inspection |
| Objects, Functions, and Classes | 25% | - Prototypal inheritance - Higher-order functions - Function declarations and expressions - ES6 classes and inheritance - Execution flow and context - Modules and decorators - Variable scope and closures - Object creation and manipulation - Arrow functions |
| Server Side JavaScript | 8% | - Node.js fundamentals - CLI commands - Core Node.js modules - Package management (npm) - Server-side JavaScript implementations |
| Variables, Types, and Collections | 23% | - Variable declarations and initialization - Strings, numbers, and dates - Primitive and complex data types - Type coercion and conversion - Truthy and falsy evaluations - Arrays and collections - JSON parsing and manipulation |
| Testing | 7% | - Writing and modifying unit tests - Unit testing concepts - Test effectiveness evaluation - Test coverage and reliability |
| Asynchronous Programming | 13% | - Promises (creation, chaining, error handling) - Asynchronous patterns for business requirements - Event loop and execution flow - Callbacks - Async/Await syntax |
Over 59429+ Satisfied Customers

Bernard
Christopher
Edward
Haley
Jonathan
Martin
BraindumpQuiz is the world's largest certification preparation company with 99.6% Pass Rate History from 59429+ Satisfied Customers in 148 Countries.