JavaScript and Node.js Online Test

TestDome skill assessments are used by more than 8,000 companies and 880,000 test takers.

For Jobseekers

Practice your skills and earn a certificate of achievement when you score in the top 25%.

Take a Practice Test

For Companies

Test candidates with real-world problems and interview the best ones.

Sign Up to Offer this Test

About the test

The JavaScript and Node.js online test assesses candidates' knowledge of JavaScript language and specific Node.js features.

It's an ideal test for pre-employment screening. A good Node.js developer needs to be able not only to solve problems using Node.js but also to be familiar with the Node.js ecosystem.

This online test requires candidates to solve coding problems in JavaScript and Node.js.

Sample public questions

Easy
3 min
code
Public
JavaScript
Error Handling
Language

Implement the ensure function so that it throws an error if called without arguments or the argument is undefined. Otherwise it should return the given value.

Easy
3 min
mca
Public
Node.js
NPM

Consider the following package.json for a Node.js application:

{
  "name": "skill-measure-app",
  "private": true,
  "version": "1.0.0",
  "main": "lib/main.js",
  "scripts": {
    "build": "npm run cleanup & npm run test & npm run publish",
    "cleanup": "rm -fr ./lib",
    "test": "jest",
    "publish": "npm publish lib"
  },
  "dependencies": {
     "jest": "^23.0.1",
     "custom-package": "file:../custom-package"
  }
}

Select all the correct statements.

For jobseekers: get certified

Earn a free certificate by achieving top 25% on the JavaScript and Node.js test with public questions.

Take a Certification Test

Sample silver certificate

Sunshine Caprio

Java and SQL
TestDome
Certificate
TestDome logo icon

For companies: premium questions

Buy TestDome to access premium questions that can't be practiced.
Get money back if you find any premium question answered online.

Sign Up to Offer this Test

61 more premium JavaScript and Node.js questions

Positive Numbers, Truthy Expressions, Fahrenheit Converter, Shopping Cart, Weather Data, File Exists, Retry Request, Run Sequentially, Max Sum, Launch Time, Stream Transform, Function Wrapper, Package Declaration, Add Id, Hash Bug, Game Action, Arrange Promises, Unique Numbers, Load URL, Photon Frequency, Color Codes, Tax Calculator, Confirm, Friend, Post Comment, Row Appender, Segment, Height, Product Rating, Validation, Array Search, Screen, Timer, Username, Snapshot, Scale Font Size, Products, Paragraph, Hide Button, A Tag, Hobbies, Loading Bar, Double, Table of Names, Filter, Reorder, Date Transform, Trading Data Paging, New Folder, Shipping, Chain Link, Node, Read Write Execute, Numbers To Text, Paper Strip, Special Actions, Memory Game, Log Parser, Vectors, Log Patch, Cards.

Skills and topics tested

  • JavaScript
  • Closures
  • Language
  • Node.js
  • Modules
  • Events
  • Asynchronous Programming
  • Async-Await
  • Promise
  • Algorithmic Thinking
  • Timing Events
  • JSON
  • Stream
  • Exceptions
  • NPM
  • Event Loop
  • Bug Fixing
  • Event Emitter
  • Dictionary
  • Ajax
  • HTTP
  • Arrays
  • Associative Arrays
  • Classes
  • Objects
  • Dialog Box
  • Event Handling
  • Graphs
  • Content Manipulation
  • DOM Manipulation
  • Arithmetic
  • Attribute Manipulation
  • Forms
  • Recursion
  • ECMAScript 2015
  • Asynchronous Calls
  • Callback
  • Regex
  • Strings
  • Styling
  • Serialization
  • Sorting
  • Iteration
  • HTML5
  • Pagination
  • Linked List
  • Tree
  • XML
  • Monkey Patching

For job roles

  • Back-End Developer
  • JavaScript Developer
  • Node.js Developer

Sample candidate report

What others say

Decorative quote

Simple, straight-forward technical testing

TestDome is simple, provides a reasonable (though not extensive) battery of tests to choose from, and doesn't take the candidate an inordinate amount of time. It also simulates working pressure with the time limits.

Jan Opperman, Grindrod Bank

Product reviews

G2 - Crowd Badge
G2 - High Performer (2022)
Capterra - 4.5 Stars
Capterra - Shortlist (2022)

Used by

Solve all your skill testing needs

150+ Pre-made tests

From web development and database administration to project management and customer support. See all pre-made tests.

90+ skills

From JavaScript and SQL to English and customer support. See all questions to filter by skill.

Multi-skills Test

Mix questions for different skills or even custom questions in one test. See an example.

How TestDome works

1

Choose a pre-made test
or create a custom test

2

Invite candidates via
email, URL, or your ATS

3

Candidates take
a test remotely

4

Sort candidates and
get individual reports

Want to know more?

Related JavaScript and Node.js Tests: