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100 interview questions on Androidfor developers (2025)

Test your technical skills before an interview of Android with 100 corrected questions. Beginner, Intermediate or Expert level.

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100 questions
Easy
5 votes397 runs2 comments

What is the purpose of a RecyclerView in Android?

Mobile developer
list
adapter
Nicolas Laurentat Nov 29, 2021
Medium
3 votes321 runs0 comment

What is the interest of a "ContentProvider" in an Android application?

Mobile developer
android
contentprovider
Léoat Mar 28, 2022
Hard
2 votes401 runs0 comment

What is the name of the Android runtime?

Mobile developer
android
art
Nicolas Laurentat Dec 2, 2021
Easy
2 votes377 runs0 comment

How to get the view id in Android

Mobile developer
android
layout
Nicolas Laurentat Dec 2, 2021
Expert
2 votes357 runs0 comment

In the onStop() method. I am sure that this callback will always be called and it is likely to be returned only a few times.

Mobile developer
android
callback
Nicolas Laurentat Dec 2, 2021
Medium
2 votes154 runs0 comment

How to add a library to your Android application?

Mobile developer
android
library
Léoat Mar 28, 2022
Medium
1 vote391 runs0 comment

How to change the font of a TextView in Android

Mobile developer
android
textview
Nicolas Laurentat Dec 2, 2021
Easy
1 vote390 runs0 comment

How to pass data to an activity in Android

Mobile developer
android
bundle
Nicolas Laurentat Nov 29, 2021
Medium
1 vote386 runs0 comment

How to start a service in Android

Mobile developer
intents
services
Nicolas Laurentat Nov 30, 2021
Medium
1 vote382 runs0 comment

What is the name of the Android tool that is used to generate the R.java file?

Mobile developer
android
apk
Nicolas Laurentat Nov 30, 2021
Hard
1 vote381 runs0 comment

What is the output of the following code? public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); Button button = findViewById(R.id.button); button.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { // TODO: Add your code here } }); } }

Mobile developer
android
java
Nicolas Laurentat Nov 30, 2021
Hard
1 vote380 runs0 comment

How to save the state of an Android activity when the device is rotated?

Mobile developer
android
activity
lifecycle
Nicolas Laurentat Dec 2, 2021
Easy
1 vote379 runs0 comment

Save the image to the phone's SD card by accessing the external storage

Mobile developer
android
storage
Nicolas Laurentat Nov 30, 2021
Easy
1 vote372 runs0 comment

What is the order of the lifecycle methods in Android?

Mobile developer
android
lifecycle
Nicolas Laurentat Dec 2, 2021
Medium
1 vote371 runs0 comment

What is the name of the class that is used to display data in a RecyclerView?

Mobile developer
adapter
list
Nicolas Laurentat Dec 2, 2021
Hard
1 vote369 runs0 comment

I need to manually apply a callback to the view for which I want to know its size when it has reached its final size.

Mobile developer
android
view
Nicolas Laurentat Dec 2, 2021
Medium
1 vote365 runs0 comment

Is it possible to use the RecyclerView in Android 3.1?

Mobile developer
android
api
level
Nicolas Laurentat Nov 26, 2021
Easy
1 vote318 runs0 comment

Test an Android application on a computer

Mobile developer
emulator
android studio
Léoat Mar 28, 2022
Easy
1 vote311 runs0 comment

Android architecture consists of five distinct parts. Which of the following parts is above the kernel and contains the virtual machine?

Mobile developer
android
architecture
Léoat Mar 28, 2022
Easy
1 vote310 runs0 comment

Which database management system allows to store data in a structured manner in an Android application?

Mobile developer
database
sqlite
Léoat Mar 28, 2022
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