Salesforce JavaScript-Developer-I日本語 Exam Information and Actual Questions

  • Exam Code/Number: JavaScript-Developer-I日本語
  • Exam Name/Title: Salesforce Certified JavaScript Developer I Exam (JavaScript-Developer-I日本語版)
  • Certification Provider: Salesforce
  • Corresponding Certification: Salesforce Developer
  • Exam Questions: 149
  • Updated On: Sep 07, 2026

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

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Salesforce is a customer relationship management (CRM) platform that has become an essential tool for businesses to manage their sales, marketing, and customer service operations. As Salesforce continues to gain popularity, the demand for skilled Salesforce developers has increased. Salesforce offers several certifications, including the Salesforce Certified JavaScript Developer I certification, which is designed for developers who want to demonstrate their expertise in building custom applications using Salesforce’s JavaScript framework.

Salesforce JavaScript-Developer-I exam covers a wide range of topics, including data modeling, Apex programming, JavaScript development, Visualforce development, and Lightning Component development. Candidates must demonstrate their proficiency in each of these areas to pass the exam. JavaScript-Developer-I-JPN exam also tests the candidate's ability to design and develop custom applications using Salesforce tools and technologies.

Salesforce JavaScript-Developer-I日本語 Exam Overview:

Certification Vendor:Salesforce
Exam Name:Salesforce Certified JavaScript Developer I
Exam Number:JS-Dev-101
Exam Format:Multiple-choice, Multiple-select
Available Languages:English
Certificate Validity Period:None (Credential does not expire)
Exam Duration:105 minutes
Related Certifications:Salesforce Certified JavaScript Developer I Credential
Exam Price:$200 USD
Passing Score:65%
Real Exam Qty:60 (plus up to 5 unscored pilot questions)
Sample Questions:Salesforce JavaScript-Developer-I日本語 Sample Questions
Exam Way:Online (proctored via Pearson VUE) or On-site (at a Pearson VUE testing center)
Pre Condition:None required. 1-2 years of JavaScript development experience (front-end and/or back-end) is strongly recommended. Note: To earn the full credential, candidates must also pass the Lightning Web Components Specialist Superbadge in addition to the JS-Dev-101 exam.
Official Syllabus URL:https://trailhead.salesforce.com/en/credentials/javascriptdeveloperi

Salesforce JavaScript-Developer-I (Salesforce Certified JavaScript Developer I) Exam is designed for professionals who aim to become certified Salesforce Developers. JavaScript-Developer-I-JPN exam is intended to test the candidate's knowledge and skills in developing custom applications on the Salesforce platform using JavaScript. JavaScript-Developer-I-JPN exam is based on the Salesforce Certified JavaScript Developer I Certification program, which validates the candidate's proficiency in developing applications using JavaScript.

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

TopicDetails
Topic 1
  • Debugging and Error Handling: This section will measure the ability of JavaScript programmer to properly handle errors and debug JavaScript code. You will be expected to apply debugging techniques, such as using the console and breakpoints, to resolve issues. Proper error handling is crucial, and the exam will evaluate your skills in managing and correcting errors efficiently within your code.
Topic 2
  • Testing: In the topic, you will be required to evaluate unit tests and improve them. The exam will assess your ability to identify ineffective tests and modify them to make them more robust and accurate. This topic ensures that you can write and maintain effective tests, a crucial skill for ensuring code quality and reliability in professional environments.
Topic 3
  • Variables, Types, and Collections: The topic will test how effectively JavaScript programmers can handle variable creation, initialization, type coercion, and data manipulation. You will need to demonstrate knowledge of strings, numbers, dates, arrays, and JSON handling. The Javascript Developer I exam will require a deep understanding of these concepts and their proper application in real-world scenarios.
Topic 4
  • Objects, Functions, and Classes: In this section, the focus is on applying object-oriented principles, functions, and classes. As a Salesforce JavaScript programmer, you will need to locate optimal function implementations and understand how to structure objects and classes for business solutions. You will also be tested on your ability to use JavaScript modules and decorators, while analyzing variable scope and execution flow.

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



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