When would you use a HashMap vs an ArrayList?
Principal Engineer Interview Questions
4,347 principal engineer interview questions shared by candidates
Explain any design pattern.
Explain your day to day activities at work. Your roles and responsibilities.
Describe your SP migration experience and common issues you encountered.
Mostly on resume, c/c++, linux, basics of embedded OS, behavioral. All simple questions but checks your basics. Crazy thing is they want everything in one person right from assembly language, device driver, file system, DMA, OS, C/C++ and they don't stop here, they ask even cloud, databases and everything under the planet. Looks like the management have no idea what they want, what is job requirement is. They want this magician should work on anything anytime with least amount of pay
which software often you used in your work
product and test experience related questions
A range of python questions/gotchas
For the coding interview, implement a few cache classes (with a limited number of values cached, pass-though, etc). Also, add different eviction policies to them. For the system design, how would you design the buy operation of an instrument (stock).
Java programme with medium difficulty
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