Node.js Online Test

Topics covered
  • Javascript Engine
  • Packages
  • Directories
  • Sessions
  • Test Duration: 20 minutes
  • No. of Questions: 10
Useful for hiring
  • Node.JS Developer
  • Node JS Engineer
  • Front End Developer
You can customize this test by
  • test difficulty level
    Setting difficulty level of test

    Choose easy, medium or hard questions from our skill libraries to assess candidates of different experience levels.

  • access multiple skliis in one test
    Combining multiple skills into one test

    Add multiple skills in a single test to create an effective assessment. Assess multiple skills together.

  • add upload your wn question
    Adding your own questions to the test

    Add, edit or bulk upload your own coding questions, MCQ, whiteboarding questions & more...

  • tailor made test
    Requesting a tailor-made test

    Get a tailored assessment created with the help of our subject matter experts to ensure effective screening.

Hire job-fit candidates using this test, now.
Trusted by leading brands worldwide

“iMocha has helped me to take data-driven hiring decisions. We are able to cut down our candidate filtration time by 40%, making it our preferred assessment tool.”

George Nichkov, Global Analytics Team Lead, Gett
Megan Akhras, Co-founder & director, JExcelle, Canada
Sample Questions

Choose from our 100,000+ question library and add your own to quickly make powerful custom tests


Q 1. You are running Node on a remote machine, You want to setup a ssh tunnel on your local machine as follows:
Start a ssh tunnel session so that a connection to port 8331 on your local machine can be forwarded to port 8339 on
A debugger needs to be attached that would be able to debug. How will you setup this ssh tunnel to allow remote debugging connections?

Backpressuring in Streams

Q 2. In Node.js, you are using the .pipe() function to transfer data from one process to another. The write queue is currently busy and so .write() returns a false value.
Which of the following event will be emitted once the data buffer is emptied to resume the incoming data flow in this situation?

Node.js HTTP Module

Q 3. The given HTTP module has used createServer() method to create an HTTP server.

var http = require('http');
http.createServer(function(req, res)
res.write("My Module!');

When will the function passed into the http.createServer() method execute?

Hire job-fit candidates using this test, now.
Responsive & helpful customer success managers
  • Onboarding & Comprehensive platform training for all users.
  • Give us your JD & key skills, and Subject Matter Experts will design custom tests for you keeping in mind optimum test duration, difficulty, experience required and test relevance.
  • Analysis of previous months and quarters to optimize your tests and the skills tested.
  • Regular updation of tests so that candidates receive the latest, most relevant questions.

“If you have a job role that they don't currently have an assessment for you just send them your job description and they make one for it using subject matter experts.”

G2Crowd Reviewer
Why Choose iMocha Assessments
About Node.js Online Test

Node.js is an open-source, cross-platform JavaScript run-time environment that executes JavaScript code outside the browser and is designed to build scalable network applications. Node.js helps developers to use JavaScript to write command line tools. It also enables running scripts server-side to produce dynamic web page content before the page is sent to the user's web browser.
Why use iMocha’s Node.js online test?
Node.js online test helps employers in many ways including hiring job-fit candidate within a short time span, taking unbiased employee performance appraisal decisions and reduce hassle in mass recruitment. Online NodeJS test can be used to assess candidates on different skill-set. You can use existing skill-set or request us to make custom-made skill-set depending on your job requirement.

Online Node JS test helps to screen the candidates who possess traits as follows:

1.  Excellent working knowledge of  JavaScript 
2.  Ability to work on Node.js and its frameworks
3.  Experience of working on asynchronous programming
4.  Ability to work with server-side templating languages & CSS pre-processors
5.  Strong knowledge of data structures, algorithms, HTML5 & CSS

Node.js online test helps hiring managers & recruiters to find the best suitable candidate by assessing his/her expertise on Node.js. Online NodeJS test questions are designed & validated by industry experts to assess & hire Node JS developer as per the industry standards. iMocha's powerful reporting & intelligent analytics will help you overview the candidate's performance in each section of Node JS coding test within a glance.

This Node JS interview test can be taken online by candidates from anywhere in the comfort of their time zone. You can use our role-based access control feature to restrict system access based on the roles of individual users within the recruiting team. Features like window violation and webcam proctoring help detect cheating while you conduct Node JS technical test. 

Node JS coding assessment test may contain MCQs (Multiple Choice Questions), MAQs (Multiple Answer Questions), Fill in the Blanks, Whiteboard Questions, Audio / Video Questions, LogicBox (AI-based Pseudo-Coding Platform), Coding Simulators, True or False Questions, etc.