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  • Exam Name: Salesforce Certified JavaScript Developer I (WI24)
  • Last Update: 22-Apr-2024
  • Questions and Answers: 213
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JavaScript-Developer-I Questions and Answers

Question # 1

Why would a developerspecify a package.jason as a developed forge instead of a dependency ?

A.

It is required by the application in production.

B.

It is only needed for local development and testing.

C.

Other required packages depend on it for development.

D.

It should be bundled when the package is published.

Question # 2

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.

Using the debugger command on line 05.

B.

Using the debugger command on line 03

C.

Calling the console.trace (total) method on line 03.

D.

Wrapping findSubtotal in a console.log() method.

Question # 3

What is the result of the code block?

A.

The console logs only ‘flag’.

B.

The console logs ‘flag’ and another flag.

C.

An error is thrown.

D.

The console logs ‘flag’ and then an error is thrown.

Question # 4

Cloud Kicks has a class to represent items for sale in an online store, as shown below:

Class Item{

constructor (name, price){

this.name = name;

this.price = price;

}

formattedPrice(){

return ‘s’ + String(this.price);}}

A new business requirement comes in that requests a ClothingItem class that should have all of

the properties and methods of the Item class but will also have properties that are specific to

clothes.

Which line of code properly declares the clothingItem class such that it inherits from

Item?

A.

Class ClothingItem implements Item{

B.

Class ClothingItem {

C.

Class ClothingItem super Item {

D.

Class ClothingItem extends Item {

Question # 5

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]

JavaScript-Developer-I question answer

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JavaScript-Developer-I Testimonials

profile 1
be  Cameron
posted on 05-Dec-2022
5 Stars

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profile 2
mk  Willey
posted on 24-Nov-2022
5 Stars

Failed twice in my exam Salesforce Certified JavaScript Developer I and its exam code JavaScript-Developer-I and when prepared from crack4sure passed with high marks.

profile 3
nr  Smith
posted on 08-Mar-2022
5 Stars

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