JVM performance
Senior Java Developer Tech Lead Interview Questions
5,588 senior java developer tech lead interview questions shared by candidates
he three rounds are basically asking you to be core Java developer, One or two questions each from Abstract classes and interfaces programming, one from general aptitude and the last question was from my previously working organisation.
Sql question for use of sum count group by and having. All in one
1)What is Inheritance and deep dive.2) Jvm heap memory 3) how much memory does integer occupy 4) Exception handling questions how it is applied in parent and child class.5) How can we change the log level of an application in a production environment.6) Access modifiers inside the inheritance Ex: Private method in parent class can this be accessed inside the child class.
how would you put a button that would not submit an html form? what needs to be done so that when you press the button it would not submit the form?
how is a state of a stateful session bean avhieved
lazy loading vs eager loading
Scenario similar to observer design pattern and singleton
What is difference between hashmap, concurrentmap,...?
Algo to match addresses written in different formats..
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