Greytrix Software Engineer Interview Questions and Answers

Q1. What is flutter used for?
Ans. 
Flutter is an open-source UI toolkit for building natively compiled applications for mobile, web, and desktop from a single codebase.
• Cross-platform development: Write once, run on iOS and Android.

• Fast development: Hot reload feature allows for quick iterations.

• Rich UI components: Provides a wide range of customizable widgets.

• Performance: Compiles to native ARM code for high performance.

• Web and desktop support: Can also...read more
Answered by AI
Add your answer
Q2. What is a widget in flutter?
Add your answer

Q1. What is the process for creating a star pattern?
Ans. 
Creating a star pattern involves using loops to print stars in a specific arrangement, often resembling geometric shapes.
• Determine the size of the pattern (e.g., number of rows).

• Use nested loops: an outer loop for rows and an inner loop for columns.

• For a right-angled triangle, print stars incrementally: 1 star in the first row, 2 in the second, etc.

• For a pyramid shape, center the stars by adding spaces before printing ...read more
Answered by AI
Add your answer
Q2. What is Object-Oriented Programming (OOP) in Java?
Ans. 
Object-Oriented Programming (OOP) in Java is a programming paradigm based on objects that encapsulate data and behavior.
• Encapsulation: Bundling data and methods that operate on the data within one unit (class). Example: class Car { int speed; void accelerate() {...} }

• Inheritance: Mechanism to create a new class using properties of an existing class. Example: class ElectricCar extends Car {...}

• Polymorphism: Ability to p...read more
Answered by AI
Add your answer

Q1. Explain the Life cycle of Mobile application?
Ans. 
The mobile application life cycle includes stages from development to deployment and maintenance, ensuring optimal performance and user experience.
• 1. Development: Writing code using languages like Swift for iOS or Kotlin for Android.

• 2. Testing: Conducting unit tests, integration tests, and user acceptance tests to ensure functionality.

• 3. Deployment: Releasing the app on platforms like Google Play Store or Apple App Sto...read more
Answered by AI
Add your answer
Q2. How can we find Max and Min salary in single query?
Add your answer

Q1. Everything HTML CSS SQL and core java
Add your answer

Q1. Qs related to javascript
Add your answer

Q1. Why should we hire you
Add your answer

Sorting algo , array question

Q1. Oops dbms coding basics
Add your answer

Medium level coding questions

Topic related to the domain is the main focus, communication is checked.

Q1. Here the experts going to ask the questions and purely technical questions.
Add your answer

Q1. The HR Round is the easiest one to tackle they would try to know your personality.
Add your answer