Google Flutter Basics

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Flutter's initial alpha version was released in _____.

May 2019

May 2016

May 2018

May 2017

Correct! Wrong!

Dart is _____.

Dart is a programming language used to construct front-end user interfaces.

Dart is a computer language that is object-oriented.

Both are correct

None of the above

Correct! Wrong!

We can't write a Flutter application without the main() function.

True

False

Correct! Wrong!

A _____ is an asynchronous sequence of events.

Sequence

Stream

Current

Flow

Correct! Wrong!

The _____ operator evaluates and returns the value of two expressions.

&&

??

&

?

Correct! Wrong!

How many different kinds of widgets are there in Flutter?

1

2

3

4

Correct! Wrong!

While compiling the application, the Flutter tooling provides _____ modes.

1

2

3

4

Correct! Wrong!