Salesforce JavaScript-Developer-I dumps - in .pdf

JavaScript-Developer-I pdf
  • Exam Code: JavaScript-Developer-I
  • Exam Name: Salesforce Certified JavaScript Developer (JS-Dev-101)
  • Updated: Jul 23, 2026
  • Q & A: 149 Questions and Answers
  • PDF Price: $59.99

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  • Exam Code: JavaScript-Developer-I
  • Exam Name: Salesforce Certified JavaScript Developer (JS-Dev-101)
  • Updated: Jul 23, 2026
  • Q & A: 149 Questions and Answers
  • PDF Version + PC Test Engine + Online Test Engine
  • Value Pack Total: $119.98  $79.99
  • Save 50%

Salesforce JavaScript-Developer-I dumps - Testing Engine

JavaScript-Developer-I Testing Engine
  • Exam Code: JavaScript-Developer-I
  • Exam Name: Salesforce Certified JavaScript Developer (JS-Dev-101)
  • Updated: Jul 23, 2026
  • Q & A: 149 Questions and Answers
  • Software Price: $59.99
  • Testing Engine

About Salesforce Certified JavaScript Developer (JS-Dev-101) : JavaScript-Developer-I Exam Braindumps

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:

  • Support engineer
  • Software/backend developer
  • Full stack developer
  • Technical Project Manager
  • JavaScript programmer
  • Salesforce developer
  • Front end developer
  • Technical Product Manager
  • Web application developer
  • UI/UX Engineer

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With the introduction of the Lightning Experience by Salesforce, it is possible to develop cool, looking applications for a wide range of tasks. Admins have been able to create beautiful pages for their objects more than ever, with an interface entirely tailored for each user.For developers, the same application has never before been possible for Salesforce developers to create applications that stretch well beyond Salesforce's declarative features. It's all achieved with the use of a JavaScript application for Lightning & Lightning Web components.

The certification for JavaScript Developer I has just been released and fills a large gap in the certification list for Salesforce. Salesforce Developers who want to prove their Lightning skills, but also new entrants into the Salesforce community, are certified to demonstrate that they know what is relevant. A typical Salesforce 60 multi-choice test is split into two parts and is influenced by a super badge (Similar to Developer II certification).

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

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How to Prepare for Salesforce JavaScript Developer I Exam

Preparation Guide for Salesforce JavaScript Developer I Exam

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Salesforce JavaScript-Developer-I Exam Syllabus Topics:

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

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