Datamatics Global Services Consultant Interview Questions and Answers

Intense Coding and Technical Discussion

Q1. One on One Round with manager on the previous project
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Coding on primary skill

Q1. What is dart singleton
Ans. 
Dart singleton is a design pattern where a class has only one instance and provides a global point of access to it.
• Singleton pattern ensures that a class has only one instance and provides a way to access it globally.

• In Dart, a singleton can be implemented by making the constructor private and providing a static method to access the instance.

• Example: class MySingleton { static final MySingleton _instance = MySingleton....read more
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Q2. What was sizedbox
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Sizedbox is a widget in Flutter used to give a specific size to its child widget.
• Sizedbox is used to set a specific width, height, or both to its child widget.

• It is commonly used to add spacing or create a fixed size container in a Flutter layout.

• Example: SizedBox(width: 100, height: 50, child: Container(...))
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Q3. What flutter widget
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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, Container, Row, Column, etc.
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