what technologies you have proficiency
Sr Java Developer Interview Questions
5,563 sr java developer interview questions shared by candidates
What is the difference between an abstract class and an interface?
The minimum and maximum of all primitives
Strem API, features, and coding
Rate your self on the following technologies froom 1 to 5 including number of years used and if current.
How to write web app to play a game.
Simply oops question in second round and bean configuration using XML.
Mostly, they ask you about concepts of Java programming, like how to protect a set of transactions that need to happen together and fail gracefully otherwise (no incomplete operation). They also ask you about your implementation, why not this or that alternative, etc.
How to investigate the OutOfMemory reason on a production instance? What are you going to do to prevent the problem in future? What approaches do you know to tune GC and JVM in terms of memory management?
Describe how you should write thread-safe singleton with lazy initialization.
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