FAST DOWNLOAD JAVASCRIPT-DEVELOPER-I RELIABLE DUMP & GUARANTEED SALESFORCE JAVASCRIPT-DEVELOPER-I EXAM SUCCESS WITH EXCELLENT JAVASCRIPT-DEVELOPER-I LATEST EXAM CRAM

Fast Download JavaScript-Developer-I Reliable Dump & Guaranteed Salesforce JavaScript-Developer-I Exam Success with Excellent JavaScript-Developer-I Latest Exam Cram

Fast Download JavaScript-Developer-I Reliable Dump & Guaranteed Salesforce JavaScript-Developer-I Exam Success with Excellent JavaScript-Developer-I Latest Exam Cram

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Salesforce Certified JavaScript Developer I certification exam consists of 60 multiple-choice questions that must be completed within 105 minutes. JavaScript-Developer-I Exam covers a range of topics, including Lightning Data Service, Apex, JavaScript, and Lightning Web Components. To prepare for the exam, Salesforce recommends taking the Building Lightning Components with JavaScript course, which covers the fundamentals of building custom Lightning components using JavaScript. Additionally, Salesforce offers Trailhead, a free online learning platform that provides hands-on experience with building custom applications on the Salesforce platform.

Salesforce Certified JavaScript Developer I certification is an essential certification for developers who want to demonstrate their knowledge and skills in JavaScript programming language and its integration with Salesforce. Salesforce Certified JavaScript Developer I Exam certification exam is challenging but rewarding, and passing it demonstrates the candidate's proficiency in developing custom applications on the Salesforce platform.

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Salesforce Certified JavaScript Developer I Exam Sample Questions (Q69-Q74):

NEW QUESTION # 69
Refer to the code:

Given the code above, which three properties are set pet1?
Choose 3 answers:

  • A. canTalk
  • B. Owner
  • C. Name
  • D. Size
  • E. Type

Answer: A,D,E


NEW QUESTION # 70
is below:
<input type="file" onchange="previewFile()">
<img src="" height="200" alt="Image Preview..."/>
The JavaScript portion is:
01 function previewFile(){
02 const preview = document.querySelector('img');
03 const file = document.querySelector('input[type=file]').files[0];
04 //line 4 code
05 reader.addEventListener("load", () => {
06 preview.src = reader.result;
07 },false);
08 //line 8 code
09 }
In lines 04 and 08, which code allows the user to select an image from their local
computer , and to display the image in the browser?

  • A. 04 const reader = new File();
    08 if (file) URL.createObjectURL(file);
  • B. 04 const reader = new FileReader();
    08 if (file) reader.readAsDataURL(file);
  • C. 04 const reader = new FileReader();
    08 if (file) URL.createObjectURL(file);
  • D. 04 const reader = new File();
    08 if (file) reader.readAsDataURL(file);

Answer: B


NEW QUESTION # 71
Refer to the code below.

After changing the string index values, the of atr is Javascript''. What is the reason for this value?

  • A. Primitive values are mutable.
  • B. Non-primitive values are immutable.
  • C. Primitive values are immutable
  • D. Non-primitive values are mutable.

Answer: D


NEW QUESTION # 72
Which option is a core Node;js module?

  • A. Memory
  • B. locale
  • C. Ios
  • D. Path

Answer: C,D


NEW QUESTION # 73
Which two console logs outputs NaN ?
Choose 2 answers

  • A. console.log(10/ ''five);
  • B. console.log(10/0);
  • C. console.log(10/ Number('5'));
  • D. console.log(parseInt('two'));

Answer: A,D


NEW QUESTION # 74
......

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