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Android Developer Intern Interview Questions

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10,452 android developer intern interview questions shared by candidates

1st Interview : Lifecycle of both activity when one activity is launched from another activity. Lifecycle of fragment String concept -> String pool -> str.concat(str2) returning string Diff between String str = new String("Hello") and String str = "Hello" print odd and even numbers using 2 threads.Life cycle of a thread Diff between runnable and extending a thread ? Which one is better ? getMin() from a data structure in O(1) , push() , pop() Calculate max profit from buying and selling stock at most 2 times. 2.Interview Lifecycle of fragment when we press back button. How to prevent it from destroying Maximum no of platforms needed for arrival and departure of trains Find a pattern in a string Implementation of red black tree Async Task lifecycle and why it not used for long tasks. 3.Interview Java history ..Java 8 features. Interface and Abstraction. Lambda expression Android MVVM pattern Recycler View ViewModel
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Android Developer

Interviewed at infoedge

3.6★
Feb 3, 2020

1st Interview : Lifecycle of both activity when one activity is launched from another activity. Lifecycle of fragment String concept -> String pool -> str.concat(str2) returning string Diff between String str = new String("Hello") and String str = "Hello" print odd and even numbers using 2 threads.Life cycle of a thread Diff between runnable and extending a thread ? Which one is better ? getMin() from a data structure in O(1) , push() , pop() Calculate max profit from buying and selling stock at most 2 times. 2.Interview Lifecycle of fragment when we press back button. How to prevent it from destroying Maximum no of platforms needed for arrival and departure of trains Find a pattern in a string Implementation of red black tree Async Task lifecycle and why it not used for long tasks. 3.Interview Java history ..Java 8 features. Interface and Abstraction. Lambda expression Android MVVM pattern Recycler View ViewModel

Round 1 Q1. Equal Pair Sum in Array. Q2. First occurrence of 1 in a stream of binary digit numbers. Q3. Print all decodings for the given encoded string. Round 2 This never happened as the company apparently had no vacancies just an hour before my scheduled interview which they cancelled.
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Software Engineer - Android

Interviewed at Dunzo

3.3★
Aug 17, 2020

Round 1 Q1. Equal Pair Sum in Array. Q2. First occurrence of 1 in a stream of binary digit numbers. Q3. Print all decodings for the given encoded string. Round 2 This never happened as the company apparently had no vacancies just an hour before my scheduled interview which they cancelled.

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