Xamarin Certification Xamarin.Android Development 3

Question 1

Which Xamarin.Android attribute marks a method as a broadcast receiver callback?

Accepted Answer

[BroadcastReceiver]

Answer

[Receiver]

Answer

[IntentFilter]

Answer

[OnReceive]

Question 2

In Xamarin.Android, what is the purpose of the Resource.Designer.cs file?

Accepted Answer

Auto-generated file providing typed IDs for all app resources

Answer

The main application class

Answer

A design-time layout preview file

Answer

A resource packager script

Question 3

Which service type in Xamarin.Android runs in the foreground with a persistent notification?

Accepted Answer

Foreground Service

Answer

Bound Service

Answer

Intent Service

Answer

Background Service

Question 4

What does the [IntentFilter] attribute do in Xamarin.Android?

Accepted Answer

Declares which intents an Activity or receiver responds to

Answer

Blocks unwanted intents

Answer

Creates implicit intent routing

Answer

Filters log output

Question 5

In Xamarin.Android, which layout positions child views relative to each other or the parent?

Accepted Answer

RelativeLayout

Answer

LinearLayout

Answer

FrameLayout

Answer

GridLayout

Question 6

Which build configuration in Xamarin.Android enables the Mono Ahead-of-Time compiler?

Accepted Answer

Release with AOT enabled

Answer

Debug with LLVM

Answer

Profile build

Answer

Fast Deployment mode