Salesforce CRT-600日本語 : Salesforce Certified JavaScript Developer I (CRT-600日本語版)
- Exam Code: CRT-600日本語
- Exam Name: Salesforce Certified JavaScript Developer I (CRT-600日本語版)
- Updated: Oct 27, 2026
- Q & A: 225 Questions and Answers
About Salesforce CRT-600日本語 Exam
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Salesforce CRT-600日本語 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Variables, Types, and Collections | 23% | - Declare and initialize variables - Use primitive and reference data types - Work with arrays, sets, maps, and JSON |
| Asynchronous Programming | 15% | - Callbacks, promises, and async/await - Timers and event loop - Fetch API and HTTP requests |
| Browser and Events | 17% | - Event handling and propagation - Browser APIs and development tools - DOM manipulation and traversal |
| Objects, Functions, and Classes | 25% | - Define functions, scope, and closures - Implement classes, inheritance, and modules - Create and manipulate objects |
| Debugging and Testing | 12% | - Code quality and linting - Error handling and debugging techniques - Write and run unit tests |
| Server-Side JavaScript | 8% | - Node.js basics and modules - Use Node.js core APIs |
CRT-600日本語 Exam Questions Answered
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The Salesforce Certified JavaScript Developer I (CRT-600日本語版) blueprint spans 6 domains — including Objects, Functions, and Classes (25%), Debugging and Testing (12%), Variables, Types, and Collections (23%). Let the weightings direct your spare-time review; the full outline above lists every subtopic.
Yes — download the free Salesforce Certified JavaScript Developer I (CRT-600日本語版) demo and evaluate the material before paying. Purchases include 365 days of free updates, each new version emailed immediately upon release; renew afterward at 50% off.
No mandatory prerequisites; recommended 1–2 years of JavaScript development experience Eligibility rules change periodically, so confirm the current requirements on the official page (official CRT-600日本語 exam page) before registering.
Yes:
Courses give you the theory; the 225 practice questions for the Salesforce Certified JavaScript Developer I (CRT-600日本語版) give you the rehearsal — every answer expert-verified.
The Salesforce Certified JavaScript Developer I (CRT-600日本語版) is Salesforce's certification exam for Salesforce Certified JavaScript Developer I, at the Developer level. It validates job-ready skills, and passing it marks you as a verified professional. Related credentials include Salesforce Certified Platform Developer I, Salesforce Certified B2C Commerce Developer.
USD 200 (plus tax; retake USD 100) per attempt, 68% to pass. A retake costs the full fee again — effective preparation with the 225 practice questions for the CRT-600日本語 exam is the economical path.
Salesforce Certified JavaScript Developer I (CRT-600日本語版) Sample Questions:
開発者は、プロパティが不変であり、プロパティが追加または変更されないようにする必要があるオブジェクトを作成します。
このビジネス要件を実行するには、どの方法を使用する必要がありますか?
- A. Object.freeze()
- B. Object.eval()
- C. Object.lock()
- D. Object.const()
Correct Answer: A 🗳️
コア Node,js モジュールのオプションはどれですか?
- A. ロケート
- B. メモリ
- C. パス
- D. イオス
Correct Answer: C 🗳️
開発者は、Tech Lead から、以下のコードにエラーがあるというコメントを受け取ります。
const monthName = 'July';
const year = 2019;
if(year === 2019) {
monthName = 'June';
}
このコードを実行するには、どの行を編集する必要がありますか?
- A. 02 const year = 2020;
- B. 03 if (year == 2019) {
- C. 02 let year =2019;
- D. 01 let monthName ='July';
Correct Answer: D 🗳️
以下のコードを参照してください。
str = 'javascript'; とします。
Str[0] = 'J';
Str[4] = 'S';
文字列のインデックス値を変更すると、str の値は「javascript」になります。この値の理由は何ですか:
- A. プリミティブ値は不変です。
- B. 非プリミティブ値は不変です。
- C. 非プリミティブ値は可変です。
- D. プリミティブ値は可変です。
Correct Answer: A 🗳️
開発者が関数を作成するには、次の 2 つの方法があります。
オプション A:
function Monster() {
This.growl = () => {
Console.log ("Grr!");
}
}
Option B:
function Monster() {};
Monster.prototype.growl =() => {
console.log("Grr!");
}
オプションを決定した後、開発者は 1000 個のモンスター オブジェクトを作成します。
オプション A オプション B を使用していくつのうなり声メソッドが作成されますか?
- A. オプション A に対して 1000 の growl メソッドが作成されます。オプション B に対して 1 つの growl メソッドが作成されます。
- B. どのオプションを使用しても、グロウル メソッドは 1 つ作成されます。
- C. どのオプションを使用しても、1000 個の growl メソッドが作成されます。
- D. オプション A に対して 1 つの growl メソッドが作成されます。オプション B に対して 1000 の growl メソッドが作成されます。
Correct Answer: A 🗳️
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