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2,232 lead android engineer interview questions shared by candidates

Given a list of bookings, find the busiest days. How to avoid modifications in an arraylist? How to avoid CurrentModificationException in a list? How hashcodes are projected into Hashmap buckets? ArrayList growth strategy and add() method time complexity? Difference between Collection.syncronizedList() and manual syncronization? How do you implement our hotels list? How do you solve the performance problem in a RecyclerView? What's the cons of using too many AsyncTasks? How to handle async operation when configuration changes (screen orientation)? What happens while sorting if the object isn't comparable?
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Android Developer

Interviewed at Booking.com

4.1★
Oct 22, 2016

Given a list of bookings, find the busiest days. How to avoid modifications in an arraylist? How to avoid CurrentModificationException in a list? How hashcodes are projected into Hashmap buckets? ArrayList growth strategy and add() method time complexity? Difference between Collection.syncronizedList() and manual syncronization? How do you implement our hotels list? How do you solve the performance problem in a RecyclerView? What's the cons of using too many AsyncTasks? How to handle async operation when configuration changes (screen orientation)? What happens while sorting if the object isn't comparable?

Give me a time where you had to improve performance for the app. If not, how would you look at improving performance? Give me a time when you've had to apply a design pattern into your development. What is your greatest strength, what is your greatest weakness
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Mobile Developer II - Android

Interviewed at Expedia Group

3.7★
Jun 11, 2024

Give me a time where you had to improve performance for the app. If not, how would you look at improving performance? Give me a time when you've had to apply a design pattern into your development. What is your greatest strength, what is your greatest weakness

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