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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:
- Full stack developer
- Software/backend developer
- Web application developer
- Technical Project Manager
- JavaScript programmer
- Salesforce developer
- UI/UX Engineer
- Front end developer
- Support engineer
- Technical Product Manager
Reference: https://trailheadacademy.salesforce.com/certificate/exam-javascript-dev---JS-Dev-101
How to book the Salesforce JavaScript-Developer-I Exam
There are the following steps for registering the Salesforce JavaScript Developer I exam. Step 1: Visit Salesforce Exam Registration Step 2: Signup/Login to Salesforce account Step 4: Select Date, time and confirm with the payment method
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What is the duration, language, and format of Salesforce JavaScript-Developer-I Exam
- The type of questions is Multiple Choice and situation-based questions.
- Passing score 65%
- There is a time limit of 105 minutes for the exam.
- This exam is offered in only English.
- This exam consists of 60 questions
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Salesforce JavaScript-Developer-I Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Debugging and Error Handling | 7% | - Breakpoints and code inspection - Error handling techniques (try/catch/finally) - Console methods for debugging - Custom error types |
| Browser and Events | 17% | - Interacting with forms and user input - Event handling and listeners - Browser-specific APIs - Event propagation (bubbling and capturing) - DOM manipulation - Browser Developer Tools usage |
| Asynchronous Programming | 13% | - Asynchronous patterns for business requirements - Async/Await syntax - Callbacks - Event loop and execution flow - Promises (creation, chaining, error handling) |
| Variables, Types, and Collections | 23% | - Variable declarations and initialization - Truthy and falsy evaluations - Primitive and complex data types - Type coercion and conversion - JSON parsing and manipulation - Strings, numbers, and dates - Arrays and collections |
| Testing | 7% | - Test effectiveness evaluation - Test coverage and reliability - Unit testing concepts - Writing and modifying unit tests |
| Server Side JavaScript | 8% | - Package management (npm) - Server-side JavaScript implementations - Node.js fundamentals - CLI commands - Core Node.js modules |
| Objects, Functions, and Classes | 25% | - Function declarations and expressions - Higher-order functions - Modules and decorators - ES6 classes and inheritance - Arrow functions - Execution flow and context - Variable scope and closures - Object creation and manipulation - Prototypal inheritance |
