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  • Total Questions: 149
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What is the duration, language, and format of Salesforce JavaScript-Developer-I Exam

  • There is a time limit of 105 minutes for the exam.
  • The type of questions is Multiple Choice and situation-based questions.
  • This exam consists of 60 questions
  • Passing score 65%
  • This exam is offered in only English.

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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

Reference: https://trailheadacademy.salesforce.com/certificate/exam-javascript-dev---JS-Dev-101

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Salesforce JavaScript-Developer-I Exam Syllabus Topics:

SectionWeightObjectives
Browser and Events17%- Event handling and listeners
- Event propagation (bubbling and capturing)
- Browser Developer Tools usage
- Interacting with forms and user input
- DOM manipulation
- Browser-specific APIs
Server Side JavaScript8%- Node.js fundamentals
- Package management (npm)
- Server-side JavaScript implementations
- CLI commands
- Core Node.js modules
Variables, Types, and Collections23%- Arrays and collections
- JSON parsing and manipulation
- Variable declarations and initialization
- Truthy and falsy evaluations
- Type coercion and conversion
- Strings, numbers, and dates
- Primitive and complex data types
Objects, Functions, and Classes25%- Execution flow and context
- Object creation and manipulation
- Prototypal inheritance
- Modules and decorators
- Variable scope and closures
- Arrow functions
- Function declarations and expressions
- Higher-order functions
- ES6 classes and inheritance
Debugging and Error Handling7%- Breakpoints and code inspection
- Custom error types
- Console methods for debugging
- Error handling techniques (try/catch/finally)
Testing7%- Test effectiveness evaluation
- Writing and modifying unit tests
- Test coverage and reliability
- Unit testing concepts
Asynchronous Programming13%- Async/Await syntax
- Event loop and execution flow
- Promises (creation, chaining, error handling)
- Asynchronous patterns for business requirements
- Callbacks

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