Dart → who created? when? how it is different from other languages? What is isolate? ✅

Animation → implicit, explicit what are they? ✅

what is keywords mixin, mounted, isolate and where are they used? ✅

Dart → compare 2 objects is equal? ☑️

each class extends from Object class and what Object class has built in methods? 📌

What is dynamic? and what is Object? Why we need it? ✅

Does dart has interface? if yes how do you implement? ✅

SOLID principle what is and what is L, I and give examples 📌

Inheritance of widgets how it will be? ✅

list view over column which one more efficient?, rendering only visible part how it is called? ✅

Future function and Future.microtask() what is it and why needed? ✅

Animation controller how implemented? ☑️

Constructor types? (factory constructor, ...) ✅

Future function has then keyword but it will not executed when future returns exception, what keyword method you need to be executed whenever it finishes. ✅

Stateful widget building steps → createState, .... ✅

RenderObject class what is it and why needed? ☑️

Why do you need key for Widget? Have you gave keys for widget? When and why did you give it? ☑️

How you can write Native code and call it in flutter?

Design patters: what is factory pattern? give example? have you used? when?

Why do you need const Widget? How it affect? Why to put const if StatelessWidget is immutable?