JavaScript-Developer-I Certification Cost - Valid JavaScript-Developer-I Study Notes

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To be eligible to take the Salesforce JavaScript-Developer-I Certification Exam, candidates must have experience in developing custom applications using JavaScript and must have a solid understanding of the Salesforce platform, including its data model, security model, and user interface. Candidates must also have completed the Salesforce Platform Developer I certification exam, which validates their knowledge of the Salesforce platform and its development tools. The JavaScript-Developer-I certification exam is an excellent way for developers to enhance their skills, demonstrate their expertise, and increase their career opportunities within the Salesforce ecosystem.

Benefits in Obtaining Salesforce JavaScript-Developer-I Certification

With the introduction of the Lightning Experience by Salesforce, it is possible to develop cool, looking applications for a wide range of tasks. Admins have been able to create beautiful pages for their objects more than ever, with an interface entirely tailored for each user.For developers, the same application has never before been possible for Salesforce developers to create applications that stretch well beyond Salesforce's declarative features. It's all achieved with the use of a JavaScript application for Lightning & Lightning Web components.

The certification for JavaScript Developer I has just been released and fills a large gap in the certification list for Salesforce. Salesforce Developers who want to prove their Lightning skills, but also new entrants into the Salesforce community, are certified to demonstrate that they know what is relevant. A typical Salesforce 60 multi-choice test is split into two parts and is influenced by a super badge (Similar to Developer II certification).

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Quiz 2026 Salesforce JavaScript-Developer-I – Trustable Certification Cost

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Earning the Salesforce Certified JavaScript Developer I certification demonstrates a candidate's proficiency in developing custom applications using JavaScript in Salesforce. Salesforce Certified JavaScript Developer (JS-Dev-101) certification is a valuable asset for individuals seeking to advance their careers in Salesforce development or for organizations looking to hire skilled Salesforce developers. Salesforce Certified JavaScript Developer (JS-Dev-101) certification also provides access to the Salesforce Certified Community, which offers networking opportunities, exclusive resources, and ongoing support for Salesforce developers.

Salesforce Certified JavaScript Developer (JS-Dev-101) Sample Questions (Q57-Q62):

NEW QUESTION # 57
Refer to the code below:
01 const exec = (item, delay) =>{
02newPromise(resolve => setTimeout( () => resolve(item), delay)),
03 async function runParallel() {
04 Const (result1, result2, result3) = await Promise.all{
05 [exec ('x', '100') , exec('y', 500), exec('z', '100')]
06 );
07 return `parallel is done: $(result1)$(result2)$(result3)`;
08 }
}
}
Which two statements correctly execute the runParallel () function?
Choose 2 answers

Answer: A,C


NEW QUESTION # 58
A developer writes the code below to calculate the factorial of a given number function sum(number){ return number * sum(number-1);
}
sum(3);
what is the result of executing the code.

Answer: D


NEW QUESTION # 59
A developer wants to advocate for a mature, well-supported web framework/library instead of a new one (Minimalist.js).
Which two should be recommended?

Answer: A,B

Explanation:
React and Vue are:
* Mature front-end JavaScript frameworks/libraries.
* Have large communities.
* Are widely supported and used in production across industries.
* Appropriate for building browser-based Single Page Applications.
Express and Koa are server-side frameworks , not front-end SPA frameworks.
The scenario describes building a browser SPA, so the correct seasoned options are React and Vue.
JavaScript Knowledge References (text-only)
* React and Vue are client-side frameworks for SPA development.
* Express and Koa are backend frameworks for Node.js.


NEW QUESTION # 60
Refer to the following code:
Let obj ={
Foo: 1,
Bar: 2
}
Let output =[],
for(let something in obj{
output.push(something);
}
console.log(output);
What is the output line 11?

Answer: A


NEW QUESTION # 61
Considering type coercion, What does the following expression evaluate to?
True + '13 ' + NaN

Answer: B


NEW QUESTION # 62
......

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