MAD-Unit-1

What is Android?

• A web development platform

• A cloud computing service

• A database management tool

• A mobile operating system

Which of the following is NOT a reason to develop apps for Android?

• Large user base

• Open-source flexibility

• Expensive development cost

• Compatibility with multiple devices

What is the Linux kernel responsible for in Android?

• Managing the UI components

• Handling low-level hardware interactions

• Rendering graphics

• Running Java-based applications

What is the default entry point of an Android application?

• Main.java
  

• onCreate() method of an Activity

• index.html

• startApp() method

Which tool is used for designing Android UI layouts?

• IntelliJ IDEA

• Photoshop

• XML Layout Editor in Android Studio

• Visual Studio

Which Android component is used to display scrollable text?

• RecyclerView

• TextView

• ScrollView

• EditText

What is the primary purpose of Android Codelabs

• Running automated tests

• Helping developers learn by doing practical exercises

• Submitting Android apps to the Play Store

• Debugging Android applications

What is an activity in Android?

• A background process

• A database operation

• A UI screen that users interact with

• A network call

What is an Intent in Android?

• A background service for notifications

• A method to store user preferences

• A way to start an activity or communicate between components

• A tool for debugging applications

Which lifecycle method is called when an activity is first created?

• onDestroy()

• onCreate()

• onPause()

• onResume()