Spring Sale Special Limited Time 70% Discount Offer - Ends in 0d 00h 00m 00s - Coupon code: buysanta

Exact2Pass Menu

Salesforce Certified JavaScript Developer JS-Dev-101

Last Update 13 hours ago Total Questions : 217

The Salesforce Certified JavaScript Developer JS-Dev-101 content is now fully updated, with all current exam questions added 13 hours ago. Deciding to include JavaScript-Developer-I practice exam questions in your study plan goes far beyond basic test preparation.

You'll find that our JavaScript-Developer-I exam questions frequently feature detailed scenarios and practical problem-solving exercises that directly mirror industry challenges. Engaging with these JavaScript-Developer-I sample sets allows you to effectively manage your time and pace yourself, giving you the ability to finish any Salesforce Certified JavaScript Developer JS-Dev-101 practice test comfortably within the allotted time.

Question # 61

Refer to the code declarations below:

Which three expressions return the string JavaScript?

Choose 3 answers

A.

Str1.join (str2);

B.

Str1.concat (str2);

C.

Concat (str1, str2);

D.

$(str1) $ (str2} ‘;

E.

Str1 + str2;

Question # 62

A developer initiates a server with the file server,js and adds dependencies in the source codes package,json that are required to run the server.

Which command should the developer run to start the server locally?

A.

start server,js

B.

npm start server,js

C.

npm start

D.

node start

Question # 63

Refer to the following array:

Let arr = [1, 2, 3, 4, 5];

Which three options result in x evaluating as [1,2]?

Choose 3 answer

A.

let x = arr. slice (2);

B.

let x = arr. slice (0, 2);

C.

let x arr.filter((a) = > (return a < = 2 });

D.

let x = arr.filter ((a) = > 2 }) ;

E.

let x =arr.splice(0, 2);

Question # 64

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 # 65

developer wants to use a module named universalContainersLib and them callfunctions

from it.

How should a developer import every function from the module and then call the functions foo

and bar ?

A.

import * ad lib from ‘/path/universalContainersLib.js’;lib.foo();lib.bar();

B.

import (foo, bar) from ‘/path/universalContainersLib.js’;foo();bar();

C.

import all from ‘/path/universalContaineraLib.js’;universalContainersLib.foo();universalContainersLib.bar();

D.

import * from ‘/path/universalContaineraLib.js’;universalContainersLib.foo();universalContainersLib.bar();

Go to page: