Android Architecture Quiz

Welcome to the Android Architecture Quiz

What is the base layer of the Android software stack?

Hardware Abstraction Layer

Android Runtime

Linux Kernel

Application Framework

None

What role does the Linux Kernel play in the Android software stack?

Provides low-level system services

Executes Java bytecode

Facilitates user interface building

Manages application lifecycle

None

What is the purpose of the Hardware Abstraction Layer (HAL) in Android?

To provide a set of standard Java libraries

To interface with device hardware components

To manage application lifecycles

To convert DEX bytecode into machine code

None

What does ART stand for in Android?

Android Runtime

Android Resource Toolkit

Application Resource Tracker

Advanced Rendering Technology

None

Which technology replaced Dalvik as the runtime system in Android?

AOT

JIT

ART

NDK

None

What is the function of Ahead-of-Time (AOT) compilation in ART?

Interprets code during app execution

Manages app lifecycles

Facilitates content sharing between apps

Compiles bytecode at app installation

None

What type of file does ART generate during the Ahead-of-Time compilation process?

APK file

JAR file

DEX file

ELF file

None

Which layer of the Android architecture is responsible for managing app lifecycles?

Application Framework

Hardware Abstraction Layer

Linux Kernel

Android Runtime

None

Which Android library provides access to the application model and forms the cornerstone of all Android applications?

android.app

android.media

android.opengl

android.content

None

10.

What is the purpose of the android.content library in Android development?

Manages the application lifecycle

Facilitates content access and messaging

Handles 2D graphics drawing

Provides access to hardware components

None

11.

Which Android library provides APIs for hardware access like the accelerometer?

android.media

android.os

android.graphics

android.hardware

None

12.

What role does the android.opengl library serve in Android development?

Facilitates network access

Provides access to operating system services

Handles file manipulation tasks

Enables 3D graphics rendering

None

13.

What is the main function of the Package Manager in the Application Framework?

Displays alerts and notifications

Finds information about installed apps

Provides access to non-code resources

Manages content sharing between apps

None

14.

Which service in the Application Framework controls all aspects of the application lifecycle?

Activity Manager

Location Manager

Content Providers

Resource Manager

None

15.

What is the role of Content Providers in the Android Application Framework?

Allows apps to publish and share data

Handles network communication

Manages app notifications

Manages application resources

None

16.

What type of tasks do the C/C++ libraries in Android typically handle?

High-level Java tasks

Content sharing between apps

User interface building

Low-level operations for performance and efficiency

None

17.

Which component of the Android stack provides an API to build user interfaces?

android.opengl

android.widget

android.text

android.net

None

18.

Which Android library would you use to add web browsing capabilities to an app?

android.net

android.os

android.webkit

android.media

None

19.

Which layer of the Android stack contains the libraries used to build the Android runtime?

C/C++ Libraries

Android Runtime

Linux Kernel

Application Framework

None

20.

What does the Native Development Kit (NDK) allow developers to do?

Compile Java bytecode to native code

Manage app lifecycles

Access low-level C/C++ libraries from Java code

Write applications using only Java

None

21.

What does the Notification Manager in the Android Application Framework do?

Provides access to system resources

Manages app data sharing

Displays alerts and notifications to users

Manages app installation and updates

None

22.

What are the native applications provided with Android called?

Native Applications

Built-in Applications

Framework Applications

Standard Android Libraries

None

23.

Which Android service provides location updates to applications?

Telephony Manager

Activity Manager

Content Providers

Location Manager

None

24.

What is the primary purpose of the Android Application Framework?

To manage the Linux Kernel

To convert Java code to native machine code

To execute DEX bytecode

To provide system-level services to applications

None

25.

Which Android library is specifically used for 2D graphics drawing?

android.webkit

android.opengl

android.os

android.graphics

None

26.

What is DEX in the context of Android development?

An intermediate bytecode format

A Java library

A hardware component

A native machine code format

None

27.

What problem did ART solve compared to Dalvik?

Reduced power consumption and faster app performance

Improved graphics rendering

Better support for third-party libraries

Enhanced security measures

None

28.

Which Android library is used for network access?

android.content

android.net

android.hardware

android.media

None

29.

What is the primary function of the Resource Manager in the Application Framework?

To facilitate inter-process communication

To provide access to non-code embedded resources

To manage app notifications

To handle application lifecycle

None

Time's up

Android Architecture Quiz

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