Android Test
20 questions total, 50 minutes maximum, for mid-level programmers
The Android online test identifies candidates' skill levels — before you invite them to interview.
This coding test consists of 20 questions, written by professional Android developers to reflect the real-world challenges of Android programming.
By assessing the candidate's breadth of knowledge on Android, the programming test will help you select the most qualified, well-wounded developer from among a pool of applicants.
Online test includes:
Android - 20 Questions
- Android General
- Views & Layouts
- Services, API
- Lifecycle
- Configuration
- Threading, Performance, Memory Management
Sample Android Test Question
What is potentially wrong with the following Android code?

Answers
MainActivity
will be leaked if the user leaves the activity before the long operation is complete.- You cannot start a new thread from the
onCreate()
of an Activity. - The Bundle
savedInstanceState
cannot be Nullable. - The Thread created will lock up the Android application.
The correct answer is 1.
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Made by Professionals
-
Paul Lammertsma
CTO at Pixplicity
-
Marcin Orlowski
Senior mobile engineer, system architect, open source contributor
-
Dmitry Zaitsev
Lead Android Developer at Car2go Group GmbH
-
Pedro Vicente
Android Craftsman at Mindera
-
Andrew Neal
Talented Android engineer, active Stackoverflow contributor