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

Exam Code: JavaScript-Developer-I-JPN
Exam Name: Salesforce Certified JavaScript Developer I Exam (JavaScript-Developer-I日本語版)
Updated: Oct 24, 2026
Q & A: 149 Questions and Answers

About Salesforce JavaScript-Developer-I日本語 Exam Questions

It is not an uncommon phenomenon that many people become successful with the help of an Salesforce Salesforce Developer certificate. Obviously, we can acquire the qualifications and qualities essential to our future career and success by obtaining an Salesforce certificate. Compared with people without a certificate, candidates have already gained an upper hand at the very beginning of building your own career. However, preparing for the exam is not an effortless thing, which is strenuous for most of the candidates. Thus you need a befitting JavaScript-Developer-I日本語 exam training program as your assistant. As for our JavaScript-Developer-I日本語 exam prep material, the systematic knowledge and solid academic foundation will make it easy for you to understand and absorb new-developed theories about the JavaScript-Developer-I日本語 test training vce based on our research efforts; With the JavaScript-Developer-I日本語 exam study pdf you can acquire the specialized knowledge and will pass exam without wasting time and energy.

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

Topic	Details
Topic 1	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 2	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.
Topic 3	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 4	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.

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

Salesforce JavaScript Developer I Certification Path

You must get an idea of exactly what this certification is, before investing your valuable time, effort, or money in Salesforce. The demand and the need for Salesforce certified professionals are rapidly growing and so Salesforce JavaScript Developer I Certification is becoming more and more popular. Different types of online training sessions are provided such as Intellipaat 's online training sessions for the Salesforce JavaScript Developer I Qualification . It is instructor-led teaching by subject professionals working in major organizations. This style of training includes live sessions with the teacher, along with a forum where you can clear all your course-based doubts.

Self-paced sessions are also offered. This training mode involves pre-recorded video sessions. You can conveniently return to these talks and revisit the subjects you have skipped whether you have any difficulties with the lectures or have difficulty keeping up with the online meetings. You will also use these sessions to finish your exercise at your speed while you access these online lessons throughout your life.

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:

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

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

Question #1

開発者は、引数としてptsを1つ取るisDeg関数を持っています。この関数を1分ごとに実行するようにスケジュールしたいと考えています。
この関数をスケジュールするための正しい構文は何ですか？

A. setInterval(isDeg( ' cat ' ), 60000);
B. setInterval(isDeg, 60000, ' cat ' );
C. setTimeout(isDeg, 60000, ' cat ' );
D. setTimeout(isDeg( ' cat ' ), 60000);

Reveal Solution Discussion 0

Correct Answer: B 🗳️