Cover Java, java memory management, perm gen, hashmaps etc
Software Engineer Principal Interview Questions
2,048 software engineer principal interview questions shared by candidates
Tell me about your background.
If you have used Aspects in Spring where did you use them and how.
1. Singleton class 2. Show example usage of locking mechanism using mutex 3. Explain project 4. Situation based question
What are some software design patterns you have used?
Core Java, Data Structures, Problem Solving
Questions on inheritance, puzzles and java programs asked. Couple of them on testing
Data Structures and Algorithms, Core Java mostly on collections, Multi threading
There are no android developer in the team. So all the questions were about networking. They didn't ask about Android.
Another question covered the modification of a C++ class which is used to read data off of a network descriptor. The key aspects of this were the asynchronous IO portion and keeping track of state between IO events.
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