Top 10 Flutter Interview Questions and Answers

State management in Flutter is done using various approaches like setState, InheritedWidget, Provider, BLoC, Redux, etc.

• setState is the simplest approach for small apps with few widgets.

• InheritedWidget is used for sharing data across the widget tree....read more

I have been using Flutter for 2 years.

• I started learning Flutter during my final year of college.

• I have completed multiple projects using Flutter, including a social media app and a productivity tool.

• I regularly attend Flutter meetups and workshops t...read more

Yes, Flutter is a popular open-source UI software development kit created by Google for building natively compiled applications for mobile, web, and desktop from a single codebase.

• Flutter is used for developing cross-platform mobile applications.

• It u...read more

Stateful widgets can change their state during runtime, while stateless widgets cannot.

• Stateful widgets have a mutable state that can be modified.

• Stateless widgets are immutable and cannot be modified once created.

• Stateful widgets are used when the U...read more

In Flutter, models are used to represent data and manage state within an application.

• Models are classes that define the structure of data in an application.

• They are used to store and manage data, as well as handle business logic.

• Models can be used to...read more

Flutter is a cross-platform mobile development framework created by Google, allowing developers to build native-like apps for both iOS and Android using a single codebase.

• Flutter uses a single codebase for both iOS and Android, reducing development t...read more

To implement Map in Flutter, use the Google Maps Flutter plugin and follow the documentation.

• Use the Google Maps Flutter plugin to integrate maps in your Flutter app

• Follow the plugin documentation for step-by-step instructions on implementing maps

• Add...read more

The Flutter widget is a basic building block for creating user interfaces in Flutter applications.

• Widgets are used to create the UI elements of a Flutter app

• There are two types of widgets: stateless and stateful

• Examples of widgets include Text, Image...read more

HTTP process in Flutter involves making network requests to fetch data from servers.

• Use packages like http or dio to make HTTP requests in Flutter.

• Send requests to a server using methods like GET, POST, PUT, DELETE.

• Handle responses using Future and a...read more

State management tools in Flutter help manage the state of widgets and data in an efficient way.

• Provider: A simple way to manage state in Flutter applications.

• Bloc: A predictable state management library that helps manage the state of widgets.

• GetX: A...read more

Stateful widget life cycle includes createState, initState, didChangeDependencies, build, didUpdateWidget, deactivate, dispose.

• CreateState method is called to create the state object associated with the widget.

• InitState method is called when the stat...read more

Keys help Flutter identify and differentiate widgets, maintaining their state during rebuilds.

• Keys are used to preserve the state of stateful widgets when they are moved around in the widget tree.

• For example, if you have a list of items and you reord...read more

State management in Flutter is crucial for managing the state of widgets and data throughout the app.

• Flutter provides various options for state management such as setState, InheritedWidget, Provider, Bloc, Redux, MobX, etc.

• Provider is a popular state...read more