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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:
- Full stack developer
- Salesforce developer
- Software/backend developer
- Technical Project Manager
- Technical Product Manager
- Front end developer
- UI/UX Engineer
- Support engineer
- Web application developer
- JavaScript programmer
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Reference: https://trailheadacademy.salesforce.com/certificate/exam-javascript-dev---JS-Dev-101
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Salesforce JavaScript-Developer-I Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Server-Side JavaScript | 8% | - Command-line tools and scripts - Node.js fundamentals and runtime - Core Node.js modules - Module system and require/import |
| Testing | 7% | - Test doubles and mocks - Testing frameworks and assertions - Code coverage and best practices - Unit testing concepts |
| Browsers and Events | 17% | - Browser APIs and Web Storage - Script loading and execution order - Event handling, propagation, and delegation - Document Object Model (DOM) manipulation - Window and document object properties |
| Variables, Types, and Collections | 23% | - Working with strings, numbers, dates, and booleans - Variable declaration and initialization - Type coercion and conversion rules - JSON parsing and usage - Truthy and falsy values - Array methods and data manipulation |
| Objects, Functions, and Classes | 25% | - Closures and execution context - Decorators and advanced function patterns - Function definitions, parameters, and scope - Modules and imports/exports - Class syntax, inheritance, and prototypes - Object creation, properties, and methods |
| Debugging and Error Handling | 7% | - Debugging tools and breakpoints - Defensive programming practices - Error types and exception handling - Console methods and logging |
| Asynchronous Programming | 13% | - Callbacks and callback hell - Promises and chaining - Event loop and micro/macro tasks - Async/await syntax - Fetch API and HTTP requests |

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