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High-quality JavaScript-Developer-I Test Score Report Provide Prefect Assistance

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High-quality JavaScript-Developer-I Test Score Report Provide Prefect Assistance

Posted at yesterday 23:49      View：4 | Replies：0        Print      Only Author   [Copy Link] 1#
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Salesforce Certified JavaScript Developer I Exam Sample Questions (Q216-Q221):NEW QUESTION # 216
Refer to the code below:

What is the result when the Promise in the execute function is rejected?
  • A. Rejected1 Rejected2 Rejected3 Rejected Rejected Rejected4
  • B. Resolved1 Resolved2 Resolved3
  • C. Rejected
  • D. Rejected Resolved
Answer: D

NEW QUESTION # 217
Given the JavaScript below:
01 function filterDOM (searchString) {
02 const parsedSearchString = searchString && searchString.toLowerCase() ;
03 document.quesrySelectorAll(' .account' ) . forEach(account => (
04 const accountName = account.innerHTML.toLOwerCase();
05 account. Style.display = accountName.includes(parsedSearchString) ? /*Insert code*/;
06 )};
07 }
Which code should replace the placeholder comment on line 05 to hide accounts that do not match the search string?
  • A. ' visible ' : ' hidden '
  • B. ' Block ' : ' none '
  • C. ' hidden ' : ' visible '
  • D. ' name ' : ' block '
Answer: B

NEW QUESTION # 218
Refer to the following code:

Which two statement could be inserted at line 17 to enable the function call on line 18?
Choose 2 answers
  • A. leo.prototype.roar = ( ) =>( console.log('They're pretty good!'); };
  • B. Object.assign (leo, tony);
  • C. Object.assign (leo. Tiger);
  • D. leo.roar = () => { console.log('They're pretty good!'); );
Answer: B,D

NEW QUESTION # 219
Refer to HTML below:
<p> The current status of an Order: <span id ="status"> In Progress </span> </p>.
Which JavaScript statement changes the text 'In Progress' to 'Completed' ?
  • A. document.getElementById("status").innerHTML = 'Completed' ;
  • B. document.getElementById("#status").innerHTML = 'Completed' ;
  • C. document.getElementById(".status").innerHTML = 'Completed' ;
  • D. document.getElementById("status").Value = 'Completed' ;
Answer: A

NEW QUESTION # 220
GIven a value, which three options can a developer use to detect if the value is NaN?
Choose 3 answers !
  • A. value == NaN
  • B. value ! == value
  • C. Number.isNaN(value)
  • D. value === Number.NaN
  • E. Object.is(value, NaN)
Answer: A,C

NEW QUESTION # 221
......
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