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Salesforce JavaScript-Developer-I certification is a highly respected certification that showcases a developer's expertise in developing custom applications using JavaScript in the Salesforce platform. Salesforce Certified JavaScript Developer (JS-Dev-101) certification can help professionals to enhance their career opportunities, increase their earning potential, and get recognized as experts in the industry. Passing the Salesforce Certified JavaScript Developer I exam requires a strong knowledge of JavaScript programming language and its applications in the Salesforce platform.
To take the Salesforce JavaScript-Developer-I Exam, the candidate must have a solid understanding of JavaScript, as well as experience in developing custom applications on the Salesforce platform. JavaScript-Developer-I exam is designed for developers who have a minimum of six months of experience in developing custom applications on the Salesforce platform using JavaScript. Salesforce Certified JavaScript Developer (JS-Dev-101) certification provides an excellent opportunity for professionals to demonstrate their expertise in Salesforce development and enhance their career prospects in this field.
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Salesforce JavaScript-Developer-I certification is ideal for developers who are looking to build their skills in developing custom applications on the Salesforce platform using JavaScript. Salesforce Certified JavaScript Developer (JS-Dev-101) certification validates the candidate's knowledge of Salesforce development best practices, including how to design and implement custom user interfaces, create custom business logic using Apex, and integrate with external systems using REST and SOAP APIs.
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.
Salesforce JavaScript-Developer-I Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Testing and Debugging | - Unit testing principles - Debugging techniques and tools |
| Topic 2: JavaScript Language Fundamentals | - Data types, variables, and operators - Functions, scope, and closures - ES6+ syntax and features |
| Topic 3: Browser and DOM Interaction | - Event handling and propagation - DOM manipulation and traversal - Browser APIs (fetch, storage, timers) |
| Topic 4: Salesforce Platform Integration | - Security considerations in Salesforce JavaScript - Lightning Web Components (LWC) JavaScript usage - Calling Apex methods from JavaScript |
| Topic 5: Asynchronous JavaScript | - Promises and async/await - Error handling in async workflows - Event loop and concurrency model |
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