Average Salary for Salesforce JavaScript-Developer-I Exam Certified Professional
Salesforce JavaScript Developer roles are in great demand nowadays. The average salaries of Salesforce JavaScript Developer I exam Certified professional in:
- England - 60,200 POUND
- United State - 129,630 USD
- Europe - 63,500 Euro
We all know that it is of great important to pass the JavaScript-Developer-I exam and get the certification for someone who wants to find a good job in internet area. I will recommend our study materials to you. It can be said that our JavaScript-Developer-I test prep greatly facilitates users, so that users cannot leave their homes to know the latest information. Let me introduce the JavaScript-Developer-I test materials to you in detail:
Clear page design
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For more info read reference:
Salesforce JavaScript-Developer-I Certification leaning site Salesforce JavaScript-Developer-Is Certification resources
Topics of Salesforce JavaScript Developer I Exam
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
Multi-client experience
The JavaScript-Developer-I test materials are mainly through three learning modes, Pdf, Online and software respectively. Among them, the software model is designed for computer users, can let users through the use of Windows interface to open the JavaScript-Developer-I test prep of learning. It is convenient for the user to read. The JavaScript-Developer-I test materials have a biggest advantage that is different from some online learning platform which has using terminal number limitation, the JavaScript-Developer-I quiz torrent can meet the client to log in to learn more, at the same time, the user can be conducted on multiple computers online learning, greatly reducing the time, and people can use the machine online of JavaScript-Developer-I test prep more conveniently at the same time. As far as concerned, the online mode for mobile phone clients has the same function.
Introduction to Salesforce JavaScript Developer I Exam
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).
Reference: https://trailheadacademy.salesforce.com/certificate/exam-javascript-dev---JS-Dev-101
Advanced examination information
Of course, when we review a qualifying exam, we can't be closed-door. We should pay attention to the new policies and information related to the test JavaScript-Developer-I certification. For the convenience of the users, the JavaScript-Developer-I test materials will be updated on the homepage and timely update the information related to the qualification examination. Annual qualification examination, although content broadly may be the same, but as the policy of each year, the corresponding examination pattern grading standards and hot spots will be changed, as a result, the JavaScript-Developer-I test prep can help users to spend the least time, you can know the test information directly what you care about on the learning platform that provided by us, let users save time and used their time in learning the new hot spot concerning about the knowledge content.
Salesforce JavaScript-Developer-I Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Objects, Functions, and Classes | 25% | - Execution flow and context - Prototypal inheritance - Object creation and manipulation - Arrow functions - Higher-order functions - Function declarations and expressions - ES6 classes and inheritance - Variable scope and closures - Modules and decorators |
| Topic 2: Asynchronous Programming | 13% | - Asynchronous patterns for business requirements - Async/Await syntax - Promises (creation, chaining, error handling) - Event loop and execution flow - Callbacks |
| Topic 3: Server Side JavaScript | 8% | - CLI commands - Core Node.js modules - Server-side JavaScript implementations - Package management (npm) - Node.js fundamentals |
| Topic 4: Testing | 7% | - Writing and modifying unit tests - Unit testing concepts - Test coverage and reliability - Test effectiveness evaluation |
| Topic 5: Variables, Types, and Collections | 23% | - Arrays and collections - Truthy and falsy evaluations - Type coercion and conversion - Strings, numbers, and dates - Primitive and complex data types - Variable declarations and initialization - JSON parsing and manipulation |
| Topic 6: Browser and Events | 17% | - DOM manipulation - Browser Developer Tools usage - Event propagation (bubbling and capturing) - Browser-specific APIs - Interacting with forms and user input - Event handling and listeners |
| Topic 7: Debugging and Error Handling | 7% | - Breakpoints and code inspection - Error handling techniques (try/catch/finally) - Custom error types - Console methods for debugging |
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