Android

What is an Intent in Android development?

• a) A graphical element
  

• b) A variable
  

• c) A message object to communicate between components
  

• d) A database connection

Which of the following is an important component of an Android app?

• a) Broadcast Receiver
  

• b) All of the mentioned
  

• c) Activity
  

• d) Service

What is the purpose of the Android Manifest file (AndroidManifest.xml)?

• a) Stores user preferences
  

• b) Contains the app’s source code
  

• c) Defines the app’s structure and permissions
  

• d) Stores the app’s resources

Which Android component is responsible for displaying a UI?

• a) Service
  

• b) Broadcast Receiver
  

• c) Content Provider
  

• d) Activity

What does ADB stand for in the Android development environment?

• a) Active Device Blocker
  

• b) Application Debug Builder
  

• c) Android Debug Bridge
  

• d) Android Development Builder

What is a Fragment in Android?

• a) A part of a user interface that can be reused in multiple activities
  

• b) A type of background service
  

• c) A component that handles data storage
  

• d) A class for managing permissions

Which method is used to start an activity in Android?

• a) createActivity()
  

• b) launchActivity()
  

• c) openActivity()
  

• d) startActivity()

What is the purpose of the `onCreate()` method in an Android Activity?

• a) Destroy the Activity
  

• b) Save data to the database
  

• c) Initialize the Activity components
  

• d) Pause the Activity

What is the purpose of an `AsyncTask` in Android?

• a) Handle UI animations
  

• b) Connect external devices
  

• c) Manage layouts
  

• d) Perform network calls and background tasks

What file format is primarily used to install Android applications?

• a) .exe
  
  

• b) .zip
  

• c) .apk
  

• d) .docx