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| Certification Vendor: | Salesforce |
|---|---|
| Exam Name: | Salesforce Certified JavaScript Developer I |
| Exam Number: | JS-Dev-101 |
| Related Certifications: | Salesforce Certified JavaScript Developer I Lightning Web Components Specialist Superbadge |
| Passing Score: | 65% |
| Exam Price: | $200 USD |
| Exam Duration: | 105 minutes |
| Real Exam Qty: | 60 (plus up to 5 unscored pilot questions) |
| Exam Format: | Multiple Select, Multiple Choice |
| Available Languages: | English |
| Certificate Validity Period: | Lifetime (No renewal required) |
| Sample Questions: | Salesforce JS-Dev-101 Sample Questions |
| Exam Way: | Online (Proctored) |
| Pre Condition: | Completion of the Lightning Web Components Specialist Superbadge is required to earn the full credential, though it can be completed before or after the exam. |
| Official Syllabus URL: | https://trailhead.salesforce.com/en/credentials/javascriptdeveloperi |
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NEW QUESTION # 69
A developer has an irresponsible module that contains multiple functions.
What kind of export should be leveraged so that multiple functions can be used?
Answer: B
NEW QUESTION # 70
Universal Containers (UC) just launched anew landing page, but users complain that the website is slow. A developer found some functions any that might cause this problem. To verify this, the developer decides to execute everything and log the time each of these three suspicious functions consumes.
Which function can the developer use to obtain the time spent by every one of the three functions?
Answer: B
NEW QUESTION # 71
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: B,C
Explanation:
________________________________________
Comprehensive and Detailed Explanation From Exact Extract JavaScript Knowledge 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 Reference (text-only)
React and Vue are client-side frameworks for SPA development.
Express and Koa are backend frameworks for Node.js.
NEW QUESTION # 72
01 class Student {
02 constructor(name) {
03 this._name = name;
04 }
05 displayGrade() {
06 console.log(`${this._name} got 70% on test.`);
07 }
08 }
09
10 class GraduateStudent extends Student {
11 constructor(name) {
12 super(name);
13 this._name = "Graduate Student " + name;
14 }
15 displayGrade() {
16 console.log(`${this._name} got 100% on test.`);
17 }
18 }
19 let student = new GraduateStudent("Jane");
20 student.displayGrade();
```
What is the console output?:
Answer: C
NEW QUESTION # 73
Refer to the code below:
Which replacement for the conditionalstatement on line 02 allows a developer to correctly determine that a specific element, myElement on the page had been clicked?
Answer:
Explanation:
event.target.id =='myElement'
NEW QUESTION # 74
......
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2026 Latest TestKingIT JS-Dev-101 PDF Dumps and JS-Dev-101 Exam Engine Free Share: https://drive.google.com/open?id=19jplowgVPveh49rJSYwzipwwctnXU0s0