2023 Correct Practice Tests of CRT-600 Dumps with Practice Exam
Certification Sample Questions of CRT-600 Dumps With 100% Exam Passing Guarantee
Salesforce CRT-600 exam is intended for developers who want to demonstrate their skills in building custom applications on the Salesforce platform. Salesforce Certified JavaScript Developer I certification is ideal for developers who have experience in software development and are familiar with JavaScript programming concepts. CRT-600 exam is a valuable certification for developers who want to enhance their skills and knowledge in the Salesforce ecosystem, and it is an essential certification for developers who want to pursue a career in Salesforce development.
NEW QUESTION # 102
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. ' Block ' : ' none '
- B. ' hidden ' : ' visible '
- C. ' visible ' : ' hidden '
- D. ' name ' : ' block '
Answer: A
NEW QUESTION # 103
Given the requirement to refactor the code above to JavaScript class format, which class definition is correct?
- A. console.log(parseInt('two'));
- B. console.log(10/ ''five);
- C. console.log(10/ Number('5'));
- D. console.log(10/0);
Answer: C
NEW QUESTION # 104
Refer to following code:
class Vehicle {
constructor(plate) {
This.plate =plate;
}
}
Class Truck extends Vehicle {
constructor(plate, weight) {
//Missing code
This.weight = weight;
}
displayWeight() {
console.log('The truck ${this.plate} has a weight of ${this.weight} lb.');}} Let myTruck = new Truck('123AB', 5000); myTruck.displayWeight(); Which statement should be added to line 09 for the code to display 'The truck 123AB has a weight of 5000lb.'?
- A. This.plate =plate;
- B. Vehicle.plate = plate;
- C. Super.plate =plate;
- D. super(plate);
Answer: D
NEW QUESTION # 105
A developer wants to use a module called DataPrettyPrint. This module exports one default function called printDate ().
How can a developer import and use the printDate() function?
A)
B)
C)
D)
- A. Option C
- B. Option D
- C. Option A
- D. Option B
Answer: D
NEW QUESTION # 106
Considering the implications of 'use strict' on line 04, which three statements describe the execution of the code?
Choose 3 answers
- A. Line 05 throws an error.
- B. z is equal to 3.14.
- C. 'use strict' has an effect only on line 05.
- D. 'use strict' has an effect between line 04 and the end of the file.
- E. 'use strict' is hoisted, so it has an effect on all lines.
Answer: A,B,C
NEW QUESTION # 107
Refer to the code below:
const event = new CustomEvent(
//Missing Code
);
obj.dispatchEvent(event);
A developer needs to dispatch a custom event called update to send information about recordId.
Which two options could a developer insert at the placeholder in line 02 to achieve this?
Choose 2 answers
- A. 'Update' , '123abc'
- B. 'Update' , (
recordId : '123abc'
( - C. { type : 'update', recordId : '123abc' }
- D. 'Update' , {
Details : {
recordId : '123abc'
}
}
Answer: B,D
NEW QUESTION # 108
Given the HTML below:
Which statement adds the priority-account CSS class to the Universal Containers row?
- A. document. querySelector (#row-uc'). classes-push('priority-account');
- B. document. querySelectorAll('#row-uc') -classList.add("priority-accour');
- C. document. getElementByid('row-uc').addClass('priority-account*);
- D. document. queryselector('#row-uc').ClassList.add('priority-account');
Answer: D
NEW QUESTION # 109
A developer has an ErrorHandler module that contains multiple functions.
What kind of export be leverages so that multiple functions can be used?
- A. Default
- B. Named
- C. All
- D. Multi
Answer: B
NEW QUESTION # 110
Refer to the following array:
Let arr = [ 1,2, 3, 4, 5];
Which three options result in x evaluating as [3, 4, 5] ?
Choose 3 answers.
- A. Let x= arr.slice(2);
- B. Let x= arr.filter (( a) => (a<2));
- C. Let x= arr.splice(2,3);
- D. Let x = arr.slice(2,3);
- E. Let x= arr.filter((a) => ( return a>2 ));
Answer: A,C,E
NEW QUESTION # 111
Refer to code below:
Let productSKU = '8675309' ;
A developer has a requirement to generate SKU numbers that are always 19 characters lon, starting with 'sku', and padded with zeros.
Which statement assigns the values sku0000000008675309 ?
- A. productSKU = productSKU .padEnd (16. '0').padstart(19, 'sku');
- B. productSKU = productSKU .padEnd (16. '0').padstart('sku');
- C. productSKU = productSKU .padStart (16. '0').padstart(19, 'sku');
- D. productSKU = productSKU .padStart (19. '0').padstart('sku');
Answer: C
NEW QUESTION # 112
Given the following code:
What will be the first four numbers logged?
- A. 0012
- B. 0122
- C. 0123
- D. 0112
Answer: D
NEW QUESTION # 113
Refer to the code below:
let sayHello = () => {
console.log ('Hello, world!');
};
Which code executes sayHello once, two minutes from now?
- A. setInterval(sayHello, 12000);
- B. delay(sayHello, 12000);
- C. setTimeout(sayHello, 12000);
- D. setTimeout(sayHello(), 12000);
Answer: C
NEW QUESTION # 114
Refer to the code below:
Let car1 = new Promise((_ , reject) =>
setTimeout(reject, 2000, "car 1 crashed in" =>
Let car2 =new Promise(resolve => setTimeout(resolve, 1500, "car 2 completed") Let car3 =new Promise(resolve => setTimeout(resolve, 3000, "car 3 completed") Promise.race(( car1, car2, car3))
.then (value => (
Let result = '$(value) the race.';)}
.catch(arr => {
console.log("Race is cancelled.", err);
});
What is the value of result when Promise.race executes?
- A. Car 1 crashed in the race.
- B. Car 2 completed the race.
- C. Car 3 completes the race
- D. Race is cancelled.
Answer: B
NEW QUESTION # 115
Given the following code:
let x = null;
console.log(typeof x);
What is the output?
- A. "undefined"
- B. "object"
- C. "x"
- D. "null"
Answer: B
NEW QUESTION # 116
R74
new Promise((resolve, reject) => {
const fraction = Math.random();
if( fraction >0.5) reject("fraction > 0.5, " + fraction);
resolve(fraction);
})
.then(() =>console.log("resolved"))
.catch((error) => console.error(error))
.finally(() => console.log(" when am I called?"));
When does Promise.finally on line 08 get called?
- A. WHen resolved
- B. When rejected
- C. When resolved or rejected
- D. When resolved and settled
Answer: C
NEW QUESTION # 117
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 tester should dear their browser cache.
- B. The developer should inspect their browser refresh settings.
- C. The developer should rework the code.
- D. The tester should disable their browser cache.
Answer: A,B
NEW QUESTION # 118
Given the following code:
Let x =('15' + 10)*2;
What is the value of a?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: C
NEW QUESTION # 119
The developer wants to test the array shown:
const arr = Array(5).fill(0)
Which two tests are the most accurate for this array ?
Choose 2 answers:
- A. arr.forEach(elem => console.assert(elem === 0)) ;
- B. console.assert (arr.length >0);
- C. console.assert(arr[0] === 0 && arr[ arr.length] === 0);
- D. console.assert( arr.length === 5 );
Answer: A,D
NEW QUESTION # 120
A developer tries to retrieve all cookies, then sets a certain key value pair in the cookie. These statements are used:
What is the behavior?
- A. Cookies are read, but the key value is not set because the value is not URL encoded.
- B. A Cookies are read and the key value is set, the remaining cookies are unaffected.
- C. Cookies are read and the key value is set, and all cookies are wiped.
- D. Cookies are not read because line 01 should be document, cookies, but the key value is set and all cookies are wiped.
Answer: B
NEW QUESTION # 121
Refer to the following code:
Which statement should be added to line 09 for the code to display 'The boat has a capacity of 10 people?
- A. super.size = size;
- B. super (size);
- C. ship.size size;
- D. this.size = size;
Answer: D
NEW QUESTION # 122
Refer to the code below:
let timeFunction =() => {
console.log('Timer called.");
};
let timerId = setTimeout (timedFunction, 1000);
Which statement allows a developer to cancel the scheduled timed function?
- A. removeTimeout(timerId);
- B. removeTimeout(timedFunction);
- C. clearTimeout(timedFunction);
- D. clearTimeout(timerId);
Answer: D
NEW QUESTION # 123
......
Salesforce CRT-600 is a certification exam that is designed for professionals who want to become certified Salesforce Certified JavaScript Developers. CRT-600 exam is ideal for those who have experience in developing custom applications on the Salesforce platform and want to enhance their skills in JavaScript development. CRT-600 exam is designed to test candidates on their knowledge of JavaScript programming, Salesforce development tools, and application development concepts.
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