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BinaryDots Technologies Flutter Developer Interview Questions and Answers
BinaryDots Technologies Flutter Developer Interview Experiences
1 interview found
Anonymous
Selected
I applied via Job Fair and was interviewed before Jan 2024. There was 1 interview round.
(2 Questions)
- Q1. Tell me something about yourself.
- Q2. File handling in flutter.
- Ans.
File handling in Flutter involves reading, writing, and manipulating files on the device's storage.
Flutter provides classes like File and Directory for file handling operations.
To read from a file, use File class's readAsString() or readAsBytes() methods.
To write to a file, use File class's writeAsString() or writeAsBytes() methods.
Use path_provider package to get access to device's storage directories.
Example: Reading...
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Interview questions from similar companies
sheikh Raj
(7 Questions)
- Q1. What is flutter?
- Q2. Inheritance widget
- Q3. LifeCycle explanation
- Q4. Different build modes
- Q5. Http and Dio request
- Q6. Dio interceptor
- Q7. Bloc related questions
I applied via Naukri.com and was interviewed in Jul 2024. There was 1 interview round.
(2 Questions)
- Q1. Bloc state management
- Q2. Api calling in flutter
- Ans.
Api calling in Flutter involves making HTTP requests to fetch data from a server.
Use packages like http or dio to make API calls in Flutter
Handle asynchronous operations using Future and async/await
Parse JSON data using json.decode() method
Implement error handling for network requests
Skills evaluated in this interview
Roshni Rachel
(1 Question)
- Q1. Flutter and dart related
Company ask me logical question
(2 Questions)
- Q1. About your self
- Q2. Your Current CTC
(2 Questions)
- Q1. What is Flutter
- Ans.
Flutter is a UI toolkit from Google for building natively compiled applications for mobile, web, and desktop from a single codebase.
Developed by Google
Uses Dart programming language
Allows for building cross-platform applications with a single codebase
Hot reload feature for quick development iterations
- Q2. Why select Flutter
Company give me one UI and give 3 API and I make that UI and Retrieve API data
Skills evaluated in this interview
Selected
(5 Questions)
- Q1. React Life cycle
- Q2. What React hooks have you utilized in your projects?
- Q3. What is Redux, and what are the differences between Redux and Context?
- Q4. What is the difference between visibility: hidden and display: none in CSS?
- Q5. What are JavaScript closures, the temporal dead zone (TDZ), hoisting, and the JavaScript engine?
Identify the duplicate character in the string.
I applied via LinkedIn and was interviewed in Nov 2024. There was 1 interview round.
(2 Questions)
- Q1. Mostly js questions, not so many of angular or react.
- Q2. Like fizbuzz or things like that.
Interview Preparation Tips
(2 Questions)
- Q1. JavaScript Related Questions
- Q2. ReactJs Related Questions
(2 Questions)
- Q1. Reactjs Use Effects and UseRef
- Q2. JavaScript Closures,Map,CallBack
Interview Preparation Tips
Coding a frontend UI from provided image. And creating a fucntional star rating system
(2 Questions)
- Q1. Designing a Component API in React using Typescript.
- Ans.
Designing a Component API in React using Typescript involves defining props, state, and methods for the component.
Define the props interface to specify the expected input data for the component
Use typescript types to ensure type safety and prevent runtime errors
Define the state interface to manage the internal state of the component
Implement methods to handle user interactions and component logic
Document the component
- Q2. Create a function that can clear all the timer ids at once.
- Ans.
Function to clear all timer ids at once
Create an array to store all timer ids
Iterate through the array and clear each timer id using clearTimeout() function
Skills evaluated in this interview
(2 Questions)
- Q1. What is event bubbling
- Q2. What is TDD and why TDD
Interview Preparation Tips
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