[May-2023] Get 100% Real CRT-600 Exam Questions, Accurate & Verified TestkingPass Dumps in the Real Exam!
Pass Your Salesforce Certified Exams Fast. All Top CRT-600 Exam Questions Are Covered.
The Salesforce CRT-600 certification is an excellent opportunity for developers to showcase their skills and knowledge in JavaScript development within the Salesforce platform. By obtaining this certification, developers can demonstrate their proficiency in building custom applications using JavaScript and Lightning Web Components, which can help them advance their career in Salesforce development. The certification also demonstrates a commitment to ongoing learning and professional development, which is highly valued in the technology industry.
NEW QUESTION # 52
Refer to the code below:
<html lang="en">
<table onclick="console.log(Table log');">
<tr id="row1">
<td>Click me!</td>
</tr>
<table>
<script>
function printMessage(event) {
console.log('Row log');
}
Let elem = document.getElementById('row1');
elem.addEventListener('click', printMessage, false);
</script>
</html>
Which code change should be made for the console to log only Row log when 'Click me! ' is clicked?
- A. Add event.removeEventListener(); to window.onLoad event handler.
- B. Add event.removeEventListener(); toprintMessage function.
- C. Add.event.stopPropagation(); to window.onLoad event handler.
- D. Add event.stopPropagation(); to printMessage function.
Answer: D
NEW QUESTION # 53
A developer has a web server running with Node.js. The command to start the web server is node server.js. The web server started having latency issues. Instead of a one second turnaround for web requests, the developer now sees a five second turnaround.
Which command can the web developer run to see what the module is doing during the latency period?
- A. NODE_DEBUG=true node server.js
- B. DEBUG=http, https node server.js
- C. DEBUG=true node server.js
- D. NODE_DEBUG=http,https node server.js
Answer: C
NEW QUESTION # 54
Refer the following code
what is the value of array after code executes?
- A. [ 1, 2, 3, 5 ]
- B. [ 1, 2, 3, 4 ]
Answer: A
NEW QUESTION # 55
Refer to the code snippet below:
Let array = [1, 2, 3, 4, 4, 5, 4, 4];
For (let i =0; i < array.length; i++)
if (array[i] === 4) {
array.splice(i, 1);
}
}
What is the value of array after the code executes?
- A. [1, 2, 3, 4, 5, 4, 4]
- B. [1, 2, 3, 4, 4, 5, 4]
- C. [1, 2, 3, 5]
- D. [1, 2, 3, 4, 5, 4]
Answer: B
Explanation:
NEW QUESTION # 56
Refer to the code below:
What is the value of result after line 10 executes?
- A. John Developer
- B. Error: myFather.job is not a function
- C. John undefined
- D. undefined Developer
Answer: A
NEW QUESTION # 57
Which code statement correctly retrieves and returns an object from localStorage?
- A. const retrieveFromLocalStorage = (storageKey) =>{
return window.localStorage.getItem(storageKey);
} - B. const retrieveFromLocalStorage = () =>{
return JSON.stringify(window.localStorage.getItem(storageKey));
} - C. const retrieveFromLocalStorage = (storageKey) =>{
return JSON.parse(window.localStorage.getItem(storageKey));
} - D. const retrieveFromLocalStorage = (storageKey) =>{
return window.localStorage[storageKey];
}
Answer: C
NEW QUESTION # 58
Given the JavaScript below:
Which code should replace the placeholder comment on line 05 to highlight accounts that match the search string'
- A. null : 'yellow'
- B. 'yellow' : null
- C. 'yellow : 'none'
- D. 'none1 : "yellow'
Answer: C
NEW QUESTION # 59
A developer is asked to fix some bugs reported by users. To do that, the developer adds a breakpoint for debugging.
Function Car (maxSpeed, color){
This.maxspeed =masSpeed;
This.color = color;
Let carSpeed = document.getElementById(' CarSpeed');
Debugger;
Let fourWheels =new Car (carSpeed.value, 'red');
When the code execution stops at the breakpoint on line 06, which two types of information are available in the browser console ?
Choose 2 answers:
- A. A variable displaying the number of instances created for the Car Object.
- B. The values of the carSpeed and fourWheels variables
- C. The information stored in the window.localStorage property
- D. The style, event listeners and other attributes applied to the carSpeed DOM element
Answer: C,D
NEW QUESTION # 60
Refer to the code below:
Which replacement for the conditional statement on line 02 allows a developer to correctly determine that a specific element, myElement on the page had been clicked?
- A. event.target.id =='myElement'
Answer: A
NEW QUESTION # 61
Refer to the code below:
Const resolveAfterMilliseconds = (ms) => Promise.resolve (
setTimeout (( => console.log(ms), ms ));
Const aPromise = await resolveAfterMilliseconds(500);
Const bPromise = await resolveAfterMilliseconds(500);
Await aPromise, wait bPromise;
What is the result of running line 05?
- A. aPromise and bPromise run sequentially.
- B. Only aPromise runs.
- C. Neither aPromise or bPromise runs.
- D. aPromise and bPromise run in parallel.
Answer: C
NEW QUESTION # 62
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) reader.readAsDataURL(file); - B. 04 const reader = new FileReader();
08 if (file) URL.createObjectURL(file); - C. 04 const reader = new FileReader();
08 if (file) reader.readAsDataURL(file); - D. 04 const reader = new File();
08 if (file) URL.createObjectURL(file);
Answer: C
NEW QUESTION # 63
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. {author: "Robert", title: "javaScript}
{author: "Robert", title: "javaScript} - C. {author: "Robert", title: "javaScript}
Undefined - D. [title: "javaScript"] [title: "javaScript"]
Answer: D
NEW QUESTION # 64
A developer is leading the creation of a new web server for their team that will fulfill API requests from an existing client.
The team wants a web server that runs on Node.Js, and they want to use the new web framework Minimalist.Js. The lead developer wants to advocate for a more seasoned back-end framework that already has a community around it.
Which two frameworks could the lead developer advocate for?
Choose 2 answers
- A. Angular
- B. Express
- C. Gatsby
- D. Koa
Answer: A,B
NEW QUESTION # 65
A developer has code that calculates a restaurant bill, but generates incorrect answers while testing the code:
function calculateBill ( items ) {
let total = 0;
total += findSubTotal(items);
total += addTax(total);
total += addTip(total);
return total;
}
Which option allows the developer to step into each function execution within calculateBill?
- A. Calling the console.trace (total) method on line 03.
- B. Wrapping findSubtotal in a console.log() method.
- C. Using the debugger command on line 05.
- D. Using the debugger command on line 03
Answer: C
NEW QUESTION # 66
Refer to the following code:
What is the output of line 11?
- A. ["bar", "foo"]
- B. ["foo:1", "bar:2"]
- C. [1,2]
- D. ["foo", "bar"]
Answer: D
NEW QUESTION # 67
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 to make this code work as expected?
- A. Replace line 02 with button.addCallback("click", function() {
- B. Replace line 04 with console.log(input .value);
- C. Replace line 03 with const input = document.getElementByName('input');
- D. Replace line 02 with button.addEventListener("onclick", function() {
Answer: B
NEW QUESTION # 68
Refer to the code below:
Async funct on functionUnderTest(isOK) {
If (isOK) return 'OK' ;
Throw new Error('not OK');
)
Which assertion accuretely tests the above code?
- A. Console.assert (await functionUnderTest(true), ' OK ')
- B. Console.assert (await functionUnderTest(true), ' not OK ')
- C. Console.assert (await functionUnderTest(true), ' not OK ')
- D. Console.assert (await functionUnderTest(true), 'OK')
Answer: D
NEW QUESTION # 69
Given the HTML below:
Which statement adds the priority-account CSS class to the Universal Containers row?
- A. document. getElementByid('row-uc').addClass('priority-account*);
- B. document. querySelectorAll('#row-uc') -classList.add("priority-accour');
- C. document. queryselector('#row-uc').ClassList.add('priority-account');
- D. document. querySelector (#row-uc'). classes-push('priority-account');
Answer: C
NEW QUESTION # 70
Which statement phrases successfully?
- A. JSON.parse ( ' foo ' );
- B. JSON.parse(' " foo " ');
- C. JSON.parse( " ' foo ' " );
- D. JSON.parse ( " foo " );
Answer: B
NEW QUESTION # 71
A developer has two ways to write a function:
Option A:
function Monster() {
This.growl = () => {
Console.log ("Grr!");
}
}
Option B:
function Monster() {};
Monster.prototype.growl =() => {
console.log("Grr!");
}
After deciding on an option, the developer creates 1000 monster objects.
How many growl methods are created with Option A Option B?
- A. 1 growl method is created regardless of which option is used.
- B. 1000 growl methods are created regardless of which option is used.
- C. 1 growl method is created for Option A. 1000 growl methods are created for Option B.
- D. 1000 growl method is created for Option A. 1 growl methods are created for Option B.
Answer: D
NEW QUESTION # 72
In the browser, the window object is often used to assign variables that require the broadest scope in an application Node.js application does not have access to the window object by default.
Which two methods are used to address this ?
Choose 2 answers
- A. Create a new window object in the root file.
- B. Use the document object instead of the window object.
- C. Assign variables to module.exports and require them as needed.
- D. Assign variables to the global object.
Answer: D
NEW QUESTION # 73
developer publishes a new version of a package with new features that do not break backward compatibility. The previous version number was 1.1.3.
Following semantic versioning format, what should the new package version number be?
- A. 2.0.0
- B. 1.2.0
- C. 1.1.4
- D. 1.2.3
Answer: B
NEW QUESTION # 74
......
Salesforce CRT-600 is a certification exam for those who are interested in pursuing a career as a JavaScript developer. This certification is designed to assess the candidate's knowledge and skills in using JavaScript to develop applications and solutions on the Salesforce platform. The CRT-600 exam is an important step for those who want to become a certified Salesforce developer.
Penetration testers simulate CRT-600 exam: https://www.testkingpass.com/CRT-600-testking-dumps.html
Free Test Engine For Salesforce Certified JavaScript Developer I Certification Exams: https://drive.google.com/open?id=1KMVudAf57zt2m8hVNykIzq5diT_FjL8C