Flutter Interview Questions for Beginners #1

flutter quiz time

This post is aimed to test your understanding on very basics of Flutter app development using most fundamental questions.

It covers some of the following Flutter topics:

Basic understanding of widgets and elements
Basic understanding of stateful and stateless widgets

Widgets are same as Elements

True

False

Correct! Wrong!

Widgets are blueprints of Elements. As widgets build method is called, the elements get created in the element tree after which widgets get built.

Stateless widgets are widgets with ___________ configuration

Mutable

Immutable

Correct! Wrong!

Stateful widgets can be built with stateless child widgets

True

False

Correct! Wrong!

Stateless widgets can be built with stateful widgets

True

False

Correct! Wrong!

Stateful widgets consists of _ and _

Configuration

State

Both of the above

None of the above

Correct! Wrong!

Stateful widgets comprises of both configuration and state. Build method is called within the instance of State class to build the widget.

It is the _________ tree which is displayed on the UI

Widget

Element

Correct! Wrong!

Use the following type of widget when the state of the widget is immutable?

Stateless

Stateful

Correct! Wrong!

Which method is called within main method to build the widgets / elements tree?

run

execute

runApp

executeApp

Correct! Wrong!

Flutter Quiz #1 for Beginners - Widgets

You could do better!

You did good at the test!!

Excellent!!!

Ajitesh Kumar

I have been recently working in the area of Data analytics including Data Science and Machine Learning / Deep Learning. I am also passionate about different technologies including programming languages such as Java/JEE, Javascript, Python, R, Julia, etc, and technologies such as Blockchain, mobile computing, cloud-native technologies, application security, cloud computing platforms, big data, etc. For latest updates and blogs, follow us on Twitter. I would love to connect with you on Linkedin. Check out my latest book titled as First Principles Thinking: Building winning products using first principles thinking. Check out my other blog, Revive-n-Thrive.com