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Class Components

Class Components online coding tests & interview questions

React
MIDDLE
Tested skills
Duration
96 minutes max.
Evaluation
Automatic
Test overview

Choice questions

assessing knowledge of JavaScript, React,

Code gaps

assessing knowledge of JavaScript, React, ES6

Programming task - Level: Medium

JavaScript | React, Class Components, Enzyme | Contact Form - Finish the implementation of a simple form React application.

React
JUNIOR
Tested skills
Duration
39 minutes max.
Evaluation
Automatic
Test overview

Choice questions

assessing knowledge of JS, JavaScript, React

Code gaps

assessing knowledge of JavaScript, React

Programming task - Level: Easy

JavaScript | React, Class Components, Enzyme | Search-Engine Application - Implement an application to search and filter products in an online shop.

React
MIDDLE
Tested skills
Duration
113 minutes max.
Evaluation
Automatic
Test overview

Programming task - Level: Hard

JavaScript | React, Redux | Address Book - Implement missing features of a small React web application built on top of Redux.

Programming task - Level: Medium

JavaScript | Node.js | Address book - Implement endpoints to fetch the list of contacts (with a phase matching and results limiting), fetch details of a single contact and to delete the given contact.

Code gaps

assessing knowledge of MongoDB

React
SENIOR
Tested skills
Duration
175 minutes max.
Evaluation
Automatic
Test overview

Front End programming task - Level: Senior

JavaScript | React, Redux | Address Book - Implement missing features of a small React web application built on top of Redux.

Back end programming task - Level: Medium

JavaScript | Node.js | Address Book - Implement endpoints to fetch the list of contacts (with a phase matching and results limiting), fetch details of a single contact and to delete the given contact.

React
JUNIOR
Tested skills
Duration
35 minutes max.
Evaluation
Automatic
Test overview

Choice questions

assessing knowledge of JavaScript, React

Programming task - Level: Easy

Javascript | React | Calendar Notes - Implement an application with which the user can add a note for a date they choose from a calendar.

React
MIDDLE
Tested skills
Duration
55 minutes max.
Evaluation
Automatic
Test overview

Choice questions

assessing knowledge of ES6, JavaScript, HTML, JS, React, Web development

Programming task - Level: Medium

JavaScript | React | Contact Form - Finish the form so it has all following features: user can log in, so name and email are filled-in, after form is sent a Thank You message should appear.

React
SENIOR
Tested skills
Duration
98 minutes max.
Evaluation
Automatic
Test overview

Choice questions

assessing knowledge of ES6, JavaScript, AJAX, Web development

Programming task - Level: Hard

JavaScript | React, Redux | Address Book - Implement missing features of a small React web application built on top of Redux.

Java Script
MIDDLE
Tested skills
Duration
80 minutes max.
Evaluation
Automatic
Test overview

Programming task - Level: Medium

Java | Flights manager | Implement an application that is responsible for managing flights data

Programming task - Level: Medium

JavaScript | React | Contact Form - Optimize the fill-out form for site users