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Salesforce CRT-600 (Salesforce Certified JavaScript Developer I) Certification Exam is a certification exam offered by Salesforce for developers who want to demonstrate their expertise in JavaScript development on the Salesforce platform. CRT-600 exam is designed to test the candidate’s knowledge of JavaScript and the ability to develop custom applications on the Salesforce platform using JavaScript. Salesforce Certified JavaScript Developer I certification exam is intended for developers who have experience with JavaScript and want to expand their skill set by developing applications on the Salesforce platform.
Being a Salesforce Certified JavaScript Developer I not only distinguishes an individual in the job market but also demonstrates his/her commitment to personal and professional development. Salesforce Certified JavaScript Developer I certification can open up many career opportunities like a Salesforce Developer, Technical Architect, or even a Freelance Developer. It helps you gain recognition as a professional that has mastered the skills needed to convert business requirements into innovative solutions on the Salesforce platform.
NEW QUESTION # 43
Given code below:
setTimeout (() => (
console.log(1);
). 0);
console.log(2);
New Promise ((resolve, reject )) = > (
setTimeout(() => (
reject(console.log(3));
). 1000);
)).catch(() => (
console.log(4);
));
console.log(5);
What is logged to the console?
- A. 1 2 4 3 5
- B. 2 1 4 3 5
- C. 2 5 1 3 4
- D. 1 2 5 3 4
Answer: C
NEW QUESTION # 44
Which two code snippets show working examples of a recursive function?
Choose 2 answers
- A. Let countingDown = function(startNumber) {
If ( startNumber >0) {
console.log(startNumber) ;
return countingDown(startNUmber);
} else {
return startNumber;
}}; - B. Function factorial ( numVar ) {
If (numVar < 0) return;
If ( numVar === 0 ) return 1;
return numVar -1; - C. Const factorial =numVar => {
If (numVar < 0) return;
If ( numVar === 0 ) return 1;
return numVar * factorial ( numVar - 1 );
}; - D. Const sumToTen = numVar => {
If (numVar < 0)
Return;
return sumToTen(numVar + 1)};
Answer: A,C
NEW QUESTION # 45
A developer has the following array of student test grades:
Let arr = [ 7, 8, 5, 8, 9 ];
The Teacher wants to double each score and then see an array of the students who scored more than 15 points.
How should the developer implement the request?
- A. Let arr1 = arr.map((num) => num*2). Filter (( val) => val > 15);
- B. Let arr1 = arr.filter(( val) => ( return val > 15 )) .map (( num) => ( return num *2 ))
- C. Let arr1 = arr.map((num) => ( num *2)).filterBy((val) => ( val >15 ));
- D. Let arr1 = arr.mapBy (( num) => ( return num *2 )) .filterBy (( val ) => return val > 15 )) ;
Answer: A
NEW QUESTION # 46
A developer has the following array of hourly wages:
Let arr = (8, 5, 9, 75, 11, 25, 7, 75, , 13, 25);
For workers making less than $10 an hour rate should be multiple by 1.25 and returned in a new array.
How should the developer implement the request?
- A. let arrl = arr.filterBy((val) => val < 10 ).aapBy<(num) -> num = ..25 );
- B. let arrl = arr .rr.acArray ((val) => ( val < 10 )) ,map((num) => { num * 1.25 ));
- C. let arrl = arr.filter((val) => val < 10).map((num) -> num = 1.25);
- D. let arrl = arr-map((num) => { return ran * 1.25 }).filter((val) -> { return val < 10));
Answer: D
NEW QUESTION # 47
A developer at Universal Containers is creating their new landing page based on HTML, CSS, and JavaScript.
To ensure that visitors have a good experience, a script named personalizeWebsiteContent needs to be executed when the webpage is fully loaded (HTML content and all related files), in order to do some custom initializations.
Which implementation should be used to call Fe:s:-a;::eHec5;te::.-.ter.: based on the business requirement above?
- A. Add a handler to the personalizeWebsiteContent script to handle the DOMContentLoaded event
- B. Add a listener to the window object to handle the DOMContentLoaded event
- C. Add a listener to the window object to handle the lead event
- D. Add a handler to the personalizeWebsiteContent script to handle the load event
Answer: C
NEW QUESTION # 48
Given the code below:
const delay = sync delay => {
Return new Promise((resolve, reject) => {
setTimeout (resolve, delay);});};
const callDelay =async () =>{
const yup =await delay(1000);
console.log(1);
What is logged to the console?
- A. 2 3 1
- B. 1 2 3
- C. 1 3 2
- D. 2 1 3
Answer: A
NEW QUESTION # 49
Which two console logs output NaN?
Choose 2 answers | |
- A. console.log(10 / 0);
- B. console.loeg(10 / 'five');
- C. console.log(10 / Number('5) ) ;
- D. console.log(parseInt ' ("two')) ;
Answer: C,D
NEW QUESTION # 50
Refer to the HTML below:
<div id="main">
<ul>
<li>Leo</li>
<li>Tony</li>
<li>Tiger</li>
</ul>
</div>
Which JavaScript statement results in changing " Tony" to "Mr. T."?
- A. document.querySelector('$main li:nth-child(2)'),innerHTML = ' Mr. T. ';
- B. document.querySelector('$main li.Tony').innerHTML = ' Mr. T. ';
- C. document.querySelector('$main li:second-child').innerHTML = ' Mr. T. ';
- D. document.querySelectorAll('$main $TONY').innerHTML = ' Mr. T. ';
Answer: A
NEW QUESTION # 51
Refer to the code:
Given the code above, which three properties are set for pet1? Choose 3 answers
- A. type
- B. size
- C. name
- D. canTalk
- E. owner
Answer: A,B,D
NEW QUESTION # 52
A developer is working on an ecommerce website where the delivery date is dynamically calculated based on the current day. The code line below is responsible for this calculation.
Const deliveryDate = new Date ();
Due to changes in the business requirements, the delivery date must now be today's date + 9 days.
Which code meets this new requirement?
- A. deliveryDate.setDate(( new Date ( )).getDate () +9);
- B. deliveryDate.date = new Date(+9) ;
- C. deliveryDate.setDate( Date.current () + 9);
- D. deliveryDate.date = Date.current () + 9;
Answer: A
NEW QUESTION # 53
Given the requirement to refactor the code above to JavaScript class format, which class definition is correct?
A)
B)
C)
D)
- A. Option C
- B. Option B
- C. Option D
- D. Option A
Answer: D
NEW QUESTION # 54
A developer is required to write a function that calculates the sum of elements in an array but is getting undefined every time the code is executed. The developer needs to find what is missing in the code below.
Const sumFunction = arr => {
Return arr.reduce((result, current) => {
//
Result += current;
//
), 10);
);
Which option makes the code work as expected?
- A. Replace line 03 with if(arr.length == 0 ) ( return 0; )
- B. Replace line 02 with return arr.map(( result, current) => (
- C. Replace line 04 with result = result +current;
- D. Replace line 05 with return result;
Answer: D
NEW QUESTION # 55
Teams at Universal Containers (UC) work on multiple JavaScript projects at the same time.
UC is thinking about reusability and how each team can benefit from the work of others.
Going open-source or public is not an option at this time.
Which option is available to UC with npm?
- A. Private packages can be scored, and scopes can be associated to a private registries.
- B. Private packages are not supported, but they can use another package manager like yarn.
- C. Private registries are not supported by npm, but packages can be installed via URL.
- D. Private registries are not supported by npm, but packages can be installed via git.
Answer: A
NEW QUESTION # 56
Refer to the code below:
Const pi = 3.1415326,
What is the data type of pi?
- A. Float
- B. Decimal
- C. Number
- D. Double
Answer: C
NEW QUESTION # 57
A developer creates a simple webpage with an input field. When a user enters text in the input field and clicks the button, the actual value of the field must be displayed in the console.
Here is the HTML file content:
<input type =" text" value="Hello" name ="input">
<button type ="button" >Display </button>
The developer wrote the javascript code below:
Const button = document.querySelector('button');
button.addEvenListener('click', () => (
Const input = document.querySelector('input');
console.log(input.getAttribute('value'));
When the user clicks the button, the output is always "Hello".
What needs to be done make this code work as expected?
- A. Replace line 04 with console.log(input .value);
- B. Replace line 02 with button.addEventListener("onclick", function() {
- C. Replace line 03 with const input = document.getElementByName('input');
- D. Replace line 02 with button.addCallback("click", function() {
Answer: A
NEW QUESTION # 58
Refer to the code below:
Const searchTest = 'Yay! Salesforce is amazing!" ;
Let result1 = searchText.search(/sales/i);
Let result 21 = searchText.search(/sales/i);
console.log(result1);
console.log(result2);
After running this code, which result is displayed on the console?
- A. > 5 > -1
- B. > 5 > 0
- C. > true > false
- D. > 5 >undefined
Answer: D
NEW QUESTION # 59
A developer wants to set up a secure web server with Node.js. The developer creates a directory locally called app-server, and the first file is app-server/index.js Without using any third-party libraries, what should the developer add to index.js to create the secure web server?
- A. const server =require('secure-server');
- B. const tls = require('tls');
- C. const http =require('http');
- D. const https =require('https');
Answer: D
NEW QUESTION # 60
myArraym can have one level, two levels, or more levels.
Which statement flattens myArray when it can be arbitrarily nested?
- A. myArray.flat(Infinity);
- B. [ ] .concat {. . .myArray) ;
- C. myArray. join (","). split (",");
- D. myArray. reduce ((prev, curr) => prev.concat(curr) [ ]);
Answer: D
NEW QUESTION # 61
After user acceptance testing, the developer is asked to change the webpage background based on user's location. This change was implemented and deployed for testing.
The tester reports that the background is not changing, however it works as required when viewing on the developer's computer.
Which two actions will help determine accurate results?
Choose 2 answers
- A. The developer should rework the code.
- B. The developer should inspect their browser refresh settings.
- C. The tester should dear their browser cache.
- D. The tester should disable their browser cache.
Answer: B,C
NEW QUESTION # 62
Which option is a core Node,js module?
- A. Memory
- B. Ios
- C. locate
- D. Path
Answer: D
NEW QUESTION # 63
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