JavaScript-Developer-I日本語 Exam Dumps

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Certification Provider:	Salesforce
Exam Code / Number:	JavaScript-Developer-I-JPN
Exam Name:	Salesforce Certified JavaScript Developer I Exam (JavaScript-Developer-I日本語版)
Exam Questions:	149
Last Updated:	Jul 13, 2026
Corresponding Certification:	Salesforce Developer

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Earning the Salesforce JavaScript-Developer-I Certification demonstrates a developer’s mastery of Salesforce development using JavaScript. It is a valuable credential that can help developers advance their careers and increase their earning potential. Salesforce Certified JavaScript Developer I Exam (JavaScript-Developer-I日本語版) certification also demonstrates a developer’s commitment to staying up-to-date with the latest Salesforce development technologies and best practices.

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

Topic	Details
Topic 1	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 2	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.
Topic 3	Browser and Events: The topic will challenge your ability to work with events, event handlers, and the DOM. You will need to demonstrate how to manage event propagation and utilize browser-specific APIs. Additionally, proficiency in using browser developer tools to investigate code behavior will be tested, making it crucial for you to understand browser interactions thoroughly.
Topic 4	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 5	Asynchronous Programming: Asynchronous programming is a key concept in JavaScript, and this section tests your understanding of event loops, asynchronous code execution, and handling promises. Salesforce JavaScript programmer will need to demonstrate their ability to implement asynchronous solutions for business requirements.

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

Salesforce JavaScript-Developer-I certification is designed for developers who have a strong understanding of JavaScript and how it is used in the Salesforce platform. Salesforce Certified JavaScript Developer I Exam (JavaScript-Developer-I日本語版) certification is an excellent way for developers to demonstrate their expertise in building custom solutions on the Salesforce platform using JavaScript.

Passing the Salesforce JavaScript-Developer-I certification exam requires a solid understanding of Salesforce development concepts, as well as a strong knowledge of JavaScript and programming principles. After passing the exam, candidates will be awarded the Salesforce Certified JavaScript Developer I credential, which is recognized by employers and industry professionals worldwide. Salesforce Certified JavaScript Developer I Exam (JavaScript-Developer-I日本語版) certification can help developers to advance their careers and increase their earning potential.

Salesforce JavaScript-Developer-I (Salesforce Certified JavaScript Developer I) Exam is a certification exam offered by Salesforce for developers who specialize in working with JavaScript on the Salesforce platform. JavaScript-Developer-I-JPN exam is designed to test the knowledge and skills of developers on a range of topics related to JavaScript development, including programming fundamentals, data modeling, user interface development, and more. Passing the exam is a great way for developers to demonstrate their expertise in JavaScript development on the Salesforce platform, and can help them advance their careers in this field.