29 interview questions on Threejs for developers (2026)

Hard

4 votes126 runs0 comment

Generate a white sphere in the middle of the scene with a radius of 1, consisting of 32 segments in width and 18 segments in height.

Web developer

threejs

geometry

material

Damienat Sep 6, 2023

Easy

2 votes134 runs0 comment

Change the position of an object cube specifically on the x-axis in ThreeJS

Web developer

threejs

position

Damienat Sep 6, 2023

Easy

1 vote136 runs1 comment

Which class(es) do not exist in ThreeJS?

Web developer

threejs

classes

Damienat Sep 6, 2023

Easy

1 vote115 runs0 comment

Import a 3D model in ThreeJS

Web developer

threejs

loader

scene

Damienat Sep 6, 2023

Easy

1 vote108 runs0 comment

Animate a mesh object horizontally from left to right in ThreeJS

Web developer

threejs

animation

mesh

Damienat Sep 6, 2023

Easy

1 vote81 runs0 comment

What is the main object used to display 3D scenes in three.js?

Web developer

threejs

renderer

Damienat Sep 6, 2023

Hard

0 vote113 runs0 comment

Which are the true overlay libraries for Three.js for front-end frameworks?

Web developer

threejs

react

Damienat Sep 6, 2023

Hard

0 vote111 runs0 comment

In a scene with an object and two light sources, if the object has only one shadow, it is generated by:

Web developer

threejs

shadows

Damienat Sep 6, 2023

Easy

0 vote111 runs0 comment

Which class is used to implement post-processing in three.js?

Web developer

threejs

post-processing

Damienat Sep 6, 2023

Easy

0 vote110 runs0 comment

How to render a shadow of an object on a floor in ThreeJS

Web developer

threejs

shadows

Damienat Sep 6, 2023

Medium

0 vote110 runs0 comment

Which of the following options are true physics libraries compatible with three.js?

Web developer

physics

threejs

Damienat Sep 6, 2023

Medium

0 vote110 runs0 comment

Create a white cube with a red point light in ThreeJS

Web developer

threejs

mesh

material

Damienat Sep 6, 2023

Easy

0 vote107 runs0 comment

What are the mandatory elements to display a scene in three.js?

Web developer

threejs

scene

Damienat Sep 6, 2023

Easy

0 vote106 runs0 comment

Which Material allows generating a particle effect, such as stars, in a scene?

Web developer

threejs

material

Damienat Sep 6, 2023

Easy

0 vote106 runs0 comment

How to create a donut shape in three.js?

Web developer

threejs

geometry

Damienat Sep 6, 2023

Easy

0 vote105 runs0 comment

Create a WebGL rendering in a three.js scene using the Renderer class.

Web developer

threejs

renderer

render

Damienat Sep 6, 2023

Easy

0 vote105 runs0 comment

Can we do virtual reality in three.js?

Web developer

threejs

virtual reality

Damienat Sep 6, 2023

Easy

0 vote103 runs0 comment

How to animate a three.js scene?

Web developer

javascript

threejs

Damienat Sep 6, 2023

Easy

0 vote102 runs0 comment

Which method of the class Clock returns the time since its initialization?

Web developer

threejs

clock

Damienat Sep 6, 2023

Easy

0 vote89 runs0 comment

Which camera does not change the size of an object according to the distance between the camera and itself?

Web developer

threejs

camera

Damienat Sep 6, 2023

29 interview questions on Threejsfor developers (2026)

Test your technical skills before an interview of Threejs with 29 corrected questions. Beginner, Intermediate or Expert level.

Generate a white sphere in the middle of the scene with a radius of 1, consisting of 32 segments in width and 18 segments in height.

Change the position of an object cube specifically on the x-axis in ThreeJS

Which class(es) do not exist in ThreeJS?

Import a 3D model in ThreeJS

Animate a mesh object horizontally from left to right in ThreeJS

What is the main object used to display 3D scenes in three.js?

Which are the true overlay libraries for Three.js for front-end frameworks?

In a scene with an object and two light sources, if the object has only one shadow, it is generated by:

Which class is used to implement post-processing in three.js?

How to render a shadow of an object on a floor in ThreeJS

Which of the following options are true physics libraries compatible with three.js?

Create a white cube with a red point light in ThreeJS

What are the mandatory elements to display a scene in three.js?

Which Material allows generating a particle effect, such as stars, in a scene?

How to create a donut shape in three.js?

Create a WebGL rendering in a three.js scene using the Renderer class.

Can we do virtual reality in three.js?

How to animate a three.js scene?

Which method of the class Clock returns the time since its initialization?

Which camera does not change the size of an object according to the distance between the camera and itself?

29 interview questions on Threejsfor developers (2026)

Test your technical skills before an interview of Threejs with 29 corrected questions. Beginner, Intermediate or Expert level.

Generate a white sphere in the middle of the scene with a radius of 1, consisting of 32 segments in width and 18 segments in height.

Change the position of an object ***cube*** specifically on the x-axis in ThreeJS

Which class(es) do not exist in ThreeJS?

Import a 3D model in ThreeJS

Animate a mesh object horizontally from left to right in ThreeJS

What is the main object used to display 3D scenes in three.js?

Which are the true overlay libraries for Three.js for front-end frameworks?

In a scene with an object and two light sources, if the object has only one shadow, it is generated by:

Which class is used to implement post-processing in three.js?

How to render a shadow of an object on a floor in ThreeJS

Which of the following options are true physics libraries compatible with three.js?

Create a white cube with a red point light in ThreeJS

What are the mandatory elements to display a scene in three.js?

Which Material allows generating a particle effect, such as stars, in a scene?

How to create a donut shape in three.js?

Create a WebGL rendering in a three.js scene using the Renderer class.

Can we do virtual reality in three.js?

How to animate a three.js scene?

Which method of the class Clock returns the time since its initialization?

Which camera does not change the size of an object according to the distance between the camera and itself?

Change the position of an object cube specifically on the x-axis in ThreeJS