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Vanilla JS Test
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Vanilla JS Test

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Vanilla JS Online Test

VanillaJS is a name that is referred to using JavaScript without using any libraries. It is a cross-platform framework that is fast and lightweight. VanillaJS is used for building incredible, powerful JavaScript applications.

Vanilla JS online test helps recruiters and hiring managers assess candidates' Vanilla JS programming skills. Vanilla JS technical test is designed by experienced subject matter experts (SMEs) to evaluate and hire Vanilla JS developers per industry standards.

Vanilla JS online test helps to screen the candidates who possess traits as follows:

  • Strong knowledge of string methods and arrays
  • Deep understanding of concepts like animation and event delegation
  • Familiarity with functions like selectors, querying, and adding CSS
  • Proficient with JavaScript language
  • Knowledge and working experience with DOM manipulation

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How it works

Test Summary

Vanilla JS technical test is a secure and reliable way of candidate assessment. 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, image, audio, and video proctoring help detect cheating during the test.

This 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.

Useful for hiring
  • Vanilla JS Developer
  • JavaScript Developer
  • Web Developer
  • Sr. UI Developer
  • Frontend Developer
  • Angular Developer
Test Duration
No. of Questions
Level of Expertise
Topics Covered

DOM Manipulation





Adding CSS


Event Delegation



Sample Question
Choose from our 100,000+ questions library or add your own questions to make powerful custom tests.
Question type
Multiple Option
Topics covered
DOM Manipulation


Q 1. Assume we have the following object:
var lunch= {sandwich: 'paneer', chips : 'French Fries', drink : 'Pepsi' }.
If we want to save data to local storage, which of the given options can we use in the script to convert this object into an array?

localStorage.setItem('lunchorder', JSON.stringify(lunch));
localStorage.setItem('lunchOrder', JSON.parse(lunch));
localStorage.setItem('lunchOrder', JSON.ToString(lunch));
localStorage.setItem('lunchOrder', Convert.ToString(lunch));
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