Junior Android Developer Interview Questions

8,378 junior android developer interview questions shared by candidates

Android: Activity lifecycle, Fragment lifecycle, Services, Intent Services, AsyncTasks, Loaders. Java: Threads, Collections, HashMap, Hashtable, Concurrent package, synchronized word, threads, Object methods, equals & hashcode, differences between ArrayList and LinkedList. Algorithms : Big O.
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Android Developer

Interviewed at Bumble Inc.

2.7
Mar 28, 2017

Android: Activity lifecycle, Fragment lifecycle, Services, Intent Services, AsyncTasks, Loaders. Java: Threads, Collections, HashMap, Hashtable, Concurrent package, synchronized word, threads, Object methods, equals & hashcode, differences between ArrayList and LinkedList. Algorithms : Big O.

4th skype (design round): - How will you design an app (client) & server to implement a word guess game. For e.g. app will ask user to guess the word (it will show blank spaces first equal to size of the word) one character one time. He will have 'n' chances to guess correct word. Based on the result, he will win or loose money (prize). Assume you have well defined payment & user registration system. Assume external systems required for this game already present. Just concentrate on designing the above core requirement
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Software Engineer, Mobile (Android)

Interviewed at LinkedIn

3.8
Mar 17, 2014

4th skype (design round): - How will you design an app (client) & server to implement a word guess game. For e.g. app will ask user to guess the word (it will show blank spaces first equal to size of the word) one character one time. He will have 'n' chances to guess correct word. Based on the result, he will win or loose money (prize). Assume you have well defined payment & user registration system. Assume external systems required for this game already present. Just concentrate on designing the above core requirement

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