RELIABLE JAVASCRIPT-DEVELOPER-I EXAM SYLLABUS, JAVASCRIPT-DEVELOPER-I RELIABLE TEST PRACTICE

Reliable JavaScript-Developer-I Exam Syllabus, JavaScript-Developer-I Reliable Test Practice

Reliable JavaScript-Developer-I Exam Syllabus, JavaScript-Developer-I Reliable Test Practice

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Tags: Reliable JavaScript-Developer-I Exam Syllabus, JavaScript-Developer-I Reliable Test Practice, JavaScript-Developer-I Associate Level Exam, Valid JavaScript-Developer-I Exam Pdf, Updated JavaScript-Developer-I Dumps

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Salesforce JavaScript-Developer-I Certification Exam covers a wide range of topics related to JavaScript development in Salesforce. These topics include but are not limited to: Apex, Visualforce, Lightning Components, Aura Components, JavaScript, and HTML/CSS. JavaScript-Developer-I Exam also assesses the candidate's ability to design and implement solutions using best practices and Salesforce development standards.

Salesforce Certified JavaScript Developer I Exam Sample Questions (Q70-Q75):

NEW QUESTION # 70
Refer to the code below:

Which two statements correctly execute the runparallel () function?
Choose 2 answers

  • A. runParallel () , done (function ( data)(return data; }};
  • B. runParallel () , then (function ) (date) { } 0;
  • C. runParralel () . then (data );
  • D. Async runParalled (). Then (data) :

Answer: B,D


NEW QUESTION # 71
Refer to the code below:
Let str = 'javascript';
Str[0] = 'J';
Str[4] = 'S';
After changing the string index values, the value of str is 'javascript'. What is the reason for this value:

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

Answer: D


NEW QUESTION # 72
Refer to code below:
Const objBook = {
Title: 'Javascript',
};
Object.preventExtensions(objBook);
Const newObjBook = objBook;
newObjectBook.author ='Robert';
What are the values of objBook and newObjBook respectively ?

  • A. {author: "Robert"}{author: "Robert", title: "javaScript}
  • B. [title: "javaScript"] [title: "javaScript"]
  • C. {author: "Robert", title: "javaScript}{author: "Robert", title: "javaScript}
  • D. {author: "Robert", title: "javaScript}Undefined

Answer: B


NEW QUESTION # 73
Refer to the code declarations below:

Which three expressions return the string JavaScript?
Choose 3 answers

  • A. Str1.concat (str2);
  • B. Str1.join (str2);
  • C. $(str1) $ (str2} ';
  • D. Str1 + str2;
  • E. Concat (str1, str2);

Answer: A,C,D


NEW QUESTION # 74
A developer wants to iterate through an array of objects and count the objects and count
the objects whose property value, name, starts with the letter N.
Const arrObj = [{"name" : "Zach"} , {"name" : "Kate"},{"name" : "Alise"},{"name" : "Bob"},{"name" :
"Natham"},{"name" : "nathaniel"}
Refer to the code snippet below:
01 arrObj.reduce(( acc, curr) => {
02 //missing line 02
02 //missing line 03
04 ). 0);
Which missing lines 02 and 03 return the correct count?

  • A. Const sum = curr.startsWIth('N') ? 1: 0;
    Return curr+ sum
  • B. Const sum = curr.startsWith('N') ? 1: 0;
    Return acc +sum
  • C. Const sum = curr.name.startsWIth('N') ? 1: 0;
    Return curr+ sum
  • D. Const sum = curr.name.startsWith('N') ? 1: 0;
    Return acc +sum

Answer: D


NEW QUESTION # 75
......

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