NodeJS Developer | How to hire | Resources for technical recruitment

Used for hiring

Full stack Developers
UI Developers
SDETs Developers

Skills required

Understanding of HTML5

Knowledge of CSS3

Understanding of OOP concepts

Knowledge of MongoDB

NodeJS Developer Assessment

These tests are highly popular among most recruiters to assess Node.js developers

You can check for the following skills while hiring a Node.js developer-

  • A basic understanding of front-end technologies such as such as HTML5, and CSS3 
  • Knowledge of Node.js and other frameworks such as Express, StrongLoop, etc
  • Good knowledge of server-side CSS preprocessors such as Stylus

How this test helps with hiring NodeJS candidates

Steps to assess NodeJS Developers
Create a test
Create a test
Add questions to assess Java, Javascript, and Node.js skills
Add questions to assess Java, Javascript, and Node.js skills
Send invites to candidates
Send invites to candidates
Evaluate the report
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Assess NodeJS developers for free   
Common types of assessments used by our top customers

2 programming questions on Java

6 MCQs on
Java and JavaScript

6 MCQs on
NodeJS

Sample questions

In Node.js, which of the following code is used to print Hey after one second?

 

  • setTimeout(function() { console.log("Hey"); }, 1000); Correct Answer
  • setTimeout(function() { 1000, console.log("Hey"); });
  • setTimeout(function(1000) { console.log("Hey"); });
  • setTimeout(function(1000) console.log("Hey"));

In Node.js, what is the significance of the buf.readUIntLE(offset, byteLength[, noAssert]) method?

1.It is a generalized version of all numeric read methods which supports up to 48 bits of accuracy. ‘noAssert’ is set to true to skip the offset validation. The offset is beyond the end of the buffer, Defaults to false.

2.A generalized version of all numeric write methods. Supports up to 148 bits of no accuracy.Set noAssert to false to skip validation of offset. Offset is beyond the end of the buffer. Defaults to false.

3.A generalized version of all numeric read methods. Supports up to 192 bits of accuracy.Set noAssert to true to skip validation of offset. Offset is beyond the start of the array. Defaults to true.

4.A generalized version of all numeric write methods. Supports up to 248 bits of no accuracy.Set noAssert to false to skip validation of offset. Offset is beyond the end of the buffer. Defaults to false.

  • 1Correct Answer
  • 2
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  • 4

Which of the following given code snippets correctly returns a new buffer which link the same memory as the old, but offset and cropped by the start (defaults to 0) and end (defaults to buffer.length) indexes in node.js?

  • " var buffer1 = new Buffer('StudentPoint'); var buffer2 = buffer1.slice(0,9); console.log(""buffer2 content: "" + buffer2.toString()); "Correct Answer
  • " var buffer1 = new Buffer('StudentPoint'); console.log(""buffer2 content: "" + buffer2.toString()); "
  • " var buffer1 =('StudentPoint'); var buffer2 =.slice(0,9); console.log(""buffer2 content: "" + buffer2.toString()); "
  • " var buffer1 =('StudentPoint'); var buffer2 =.slice(0,9);"

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