write a program for fibanacci series? what is string buffer and string bulider where it is used?what is use of handler , write the syntax? async task and syntax? if you dont want to run service in the main thread , what will be your approch? what is serialization?
On which object is the method notify() called?
What is the intent? What is data class? Can a data class be a sealed class? What is the difference between var and Val? What are android components?
stage 1 algorithm
Out of memory exceptions in Android
What is order of insert into List? What about array list?
What do you know about multi threading in android?
1. Difference between ArrayList and Hashmap? 2. Given a sample code and will ask everything about Android?
How much experience you have?
- Coding challenges: I did 8 coding challenges, these are the one I remember: Pascal triangle, find first non repeating character in a string, implement Android findViewById, Go game: recognize if a stone is captured (onsite challange). - Data structure related: Internals of HashMap and TreeMap; time complexity for .indexOf and .remove i most common collections. - Android related: How would you implement the layout of our hotel list? How would you implement a image loading mechanism? Questions related to async operations and memory leaks. Basic questions about activity and fragment lifecycle and state restoration. - Business oriented questions: Describe a feature you would implement and how you would measure if it is successful or not.
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