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Difficulty in Writing of Salesforce JavaScript-Developer-I Exam
As Javascript development observed in nearly all organizations, Salesforce JavaScript-Developer-I is the most successful qualification candidates can get on their resume. Professionals have therefore been known to demonstrate concern. But this JavaScript-Developer-I can be very easy to clear if practitioners study with JavaScript-Developer-I exam dumps and then take the JavaScript-Developer-I practice exams. However, with accurate focusing and proper planning content, candidates will clear the test. With the aid of these materials, aspirants get reasonable idea about the kind of questions they pose in actual certification, the certification questions provides the most-represented JavaScript-Developer-I practice exams. The Salesforce experts check DumpsReview JavaScript-Developer-I exam dumps. Certification questions also include a test for practise and is an ideal forum for checking the information achieved.
Who should take the Salesforce JavaScript-Developer-I Exam
This course is designed for Javascript developers starting on the Salesforce platform who require programming customizations on front-end and back-end. There are no prerequisites for Salesforce JavaScript Developer I Exam. Typical job roles that align to the Salesforce Certified JavaScript Developer I are as follows:
- Front end developer
- Technical Product Manager
- UI/UX Engineer
- Support engineer
- Technical Project Manager
- Software/backend developer
- Salesforce developer
- JavaScript programmer
- Full stack developer
- Web application developer
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:
- United State - 129,630 USD
- Europe - 63,500 Euro
- England - 60,200 POUND
Reference: https://trailheadacademy.salesforce.com/certificate/exam-javascript-dev---JS-Dev-101
For more info read reference:
Salesforce JavaScript-Developer-I Certification leaning site Salesforce JavaScript-Developer-Is Certification resources
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Salesforce JavaScript-Developer-I日本語 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Testing | 7% | - Test doubles and mocks - Testing frameworks and assertions - Code coverage and best practices - Unit testing concepts |
| Topic 2: Server-Side JavaScript | 8% | - Node.js fundamentals and runtime - Module system and require/import - Core Node.js modules - Command-line tools and scripts |
| Topic 3: Asynchronous Programming | 13% | - Async/await syntax - Event loop and micro/macro tasks - Fetch API and HTTP requests - Promises and chaining - Callbacks and callback hell |
| Topic 4: Objects, Functions, and Classes | 25% | - Closures and execution context - Decorators and advanced function patterns - Function definitions, parameters, and scope - Object creation, properties, and methods - Class syntax, inheritance, and prototypes - Modules and imports/exports |
| Topic 5: Variables, Types, and Collections | 23% | - Type coercion and conversion rules - Variable declaration and initialization - Working with strings, numbers, dates, and booleans - JSON parsing and usage - Truthy and falsy values - Array methods and data manipulation |
| Topic 6: Browsers and Events | 17% | - Browser APIs and Web Storage - Window and document object properties - Document Object Model (DOM) manipulation - Event handling, propagation, and delegation - Script loading and execution order |
| Topic 7: Debugging and Error Handling | 7% | - Debugging tools and breakpoints - Error types and exception handling - Console methods and logging - Defensive programming practices |






