OOP Concepts
Object-oriented programming principles: polymorphism, inheritance, encapsulation, and abstraction
1
Easy Questions
8
Medium Questions
1
Hard Questions
Easy Questions (1)
What is immutable ? example what is immutable class ?
Medium Questions (8)
What will be the data we get in runtimeType → function name or else class name or anything else ?
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What are all the local database i have worked on ? (SQL) - SQLite , (No SQL) - Sembast , objectbox
database
Can we do Polymorphism in Flutter?
polymorphismoopdartinheritance
Does Flutter/Dart support interface classes? How do interfaces work in Dart?
dartinterfaceabstract-classimplementsoop
Abstract Class vs Concrete Class and Abstract Method vs Concrete Method
abstract-classconcrete-classabstract-methodoopdart
What will be the output of the following dart code? implements vs extends — difference between using it in class constructors and methods
dartoopsextendsimplementsinheritance
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Hard Questions (1)
What is the difference between Abstract Class vs Interface Class vs Final Class vs Sealed Class?
dartoopabstract-classinterfacefinal-class