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Salesforce Certified JavaScript Developer I Exam (JavaScript-Developer-I日本語版) : JavaScript-Developer-I日本語 Exam

JavaScript-Developer-I日本語 actual test
  • Exam Code: JavaScript-Developer-I-JPN
  • Exam Name: Salesforce Certified JavaScript Developer I Exam (JavaScript-Developer-I日本語版)
  • Updated: Oct 07, 2026
  • Q & A: 149 Questions and Answers
  • PDF Demo
  • PC Test Engine
  • Online Test Engine
  • Total Price: $69.99  

About Salesforce Certified JavaScript Developer I Exam (JavaScript-Developer-I日本語版) : JavaScript-Developer-I日本語 Exam

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 ExamsReviews JavaScript-Developer-I exam dumps. Certification questions also include a test for practise and is an ideal forum for checking the information achieved.

How to Study the Salesforce JavaScript-Developer-I Exam

The best study material one can get is the JavaScript-Developer-I practice exam dumps. To ensure good grades, do attempt the JavaScript-Developer-I practice exams. The JavaScript Developer I from Salesforce typically has 1-2 years of experience as a JavaScript developer with the following JavaScript topics.

  • Strings

  • Asynchronous Programming

  • JavaScript on the backend

  • Item Model Document

  • Scope of Variables

  • Functions (more functions in higher order)

  • Classes

  • Control of Mistake

  • Modules

  • Objects & Arrays: Data Structures

  • Forms of data and operators

  • Activities

  • Monitor (agnostic platform)

  • Conversion type (inclusive versus explicit)

  • Discharge

To prepare for this test, we advise a combination of practical experience, completion of training courses, pathways and self-study in the areas listed in the examination outline section of this examination guide.

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

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Salesforce JavaScript-Developer-I日本語 Exam Syllabus Topics:

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

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