Q.1 What are the different code sharing techniques in Xamarin.forms?
A. F# and C#
B. Portable Libraries (PCL) and Shared Projects
C. XAML
D. None of the options
Ans : Portable Libraries (PCL) and Shared Projects
Q.2 What is the role of XAML in Xamarin?
A. Creates the UI interfaces
B. Maintains the business logic
C. Creates the code that needs to be run
D. None of the options
Ans : Creates the UI interfaces
Q.3 An activity in Android can be launched using __________.
A. showScreen(Intent)
B. startActivity(Intent)
C. Both the options
D. None of the options
Ans : startActivity(Intent)
Q.4 Using Xamarin, we can ____________.
A. Achieve code reusability
B. Achieve almost native performance without any performance issues visible to the user
C. Both the options
D. None of the options
Ans : Both the options
Q.5 Xamarin applications are compiled to __________.
A. .exe for both Android and iOS
B. .app for iOS and .apk for Android
C. .xam for both iOS and Android
Ans : .app for iOS and .apk for Android
Q.6 The method(s) for sharing code between cross-platform applications is/are __________.
A. .Net Standard Libraries
B. Shared Project
C. PCL
D. All the options
Ans : All the options
Q.7 Xamarin mostly uses the _______ paradigm.
A. MVC
B. MVVM
C. MVP
D. None of the options
Ans : MVVM
Q.8 Which of the following is a/are Cross-platform tool(s)?
A. React Native
B. Xamarin
C. Native Script
D. All the options
Ans : All the options
Q.9 What is the extension of a class file in Xamarin?
A. .cpp
B. .m
C. .java
D. .cs
Ans : .cs
Q.10 _________ is a cross-platform UI toolkit that allows developers to easily create native user interface layouts that can be shared across Android, iOS, and Windows Phone.
A. Views
B. UI Kit
C. Xamarin Forms
D. AR Kit
Ans : Views
Q.11 iOS uses Ahead-of-Time compilation to generate the executables.
A. True
B. False
Ans : True
Q.12 It is possible to write a wearable application using Xamarin.
A. True
B. False
Ans : True
Q.13 HTML5 and CSS3 are used in Xamarin.Forms for UI part.
A. True
B. False
Ans : False
Q.14 To generate an iOS app on Windows OS, there must be a Mac computer accessible on the same network.
A. True
B. False
Ans : True
Q.15 Xamarin.iOS is available for Xamarin Studio on Windows.
A. True
B. False
Ans : False
Q.16 Xamarin studio is a standalone IDE for cross-platform mobile application development based on the open-source project ________.
A. Project moonshoot
B. MonoDevelop
C. Baxter
D. AndroidStudio
Ans : MonoDevelop
Q.17 What is the extension of the output files produced by Xamarin?
A. .xam for iOS and Android
B. .ipa for iOS and .apk for Android
C. .apk for iOS and Android
D. None of the options
Ans : .ipa for iOS and .apk for Android
Q.18 What are the development approaches in Xamarin?
A. Hybrid approach
B. MVP
C. Native and Forms
D. None of the options
Ans : Native and Forms
Q.19 The language(s) supported in Xamarin development is/are ________.
A. Kotlin
B. C#
C. Java
D. C# and F#
Ans : C# and F#
Q.20 _______ is/are the prominent MVVM framework(s) for Xamarin development.
A. MVVMCross
B. MVVMLight
C. MVVMLight and MVVMCross
D. None of the options
Ans : MVVMLight and MVVMCross
Q.21 _________ uses Storyboards for the presentation layer, created in Xcode.
A. Windows
B. Android
C. UWP
D. iOS/p>
Ans : iOS
Q.22 Xamarin provides capabilities to test the app in __________
A. Devices
B. Emulators
C. Xamarin cloud test
D. All the options
Ans : All the options
Q.23 Xamarin.Forms UI can be built on ________.
A. XAML
B. C# and XAML
C. C#
Ans : C# and XAML
Q.24 What is Xamarin Insights?
A. Xamarin cloud for testing
B. Xamarin SDK for Android development
C. An analytics tool that answers vital questions about the health of your apps
D. None of the options
Ans : An analytics tool that answers vital questions about the health of your apps
Q.25 Which of the following is a/are Xamarin license term(s)?
A. XAMARIN STUDIO COMMUNITY
B. XAMARIN STUDIO PROFESSIONAL
C. XAMARIN STUDIO ENTERPRISE
D. All the options
Ans : All the options
Q.26 Android uses _________ to create user interfaces.
A. Storyboard
B. Views
C. JavaScript
D. UI Kit
Ans : Views
