4. Imagine you need to come up in a couple of days, a more or less object estimate of the number of people that speak a given language (for example, chinese) in a given city. How would you do it. You'll have access to public information (like a phone listing?), but not census information. How you do that? What would your approach be?
Lots of DB queries relating to top/sort/group/join
How would you improve the performance of the system.
Define Networking.
What is pros and cons of factory design pattern?
- Generic questions about software development lifecycle and how to approach them. - Infrastructure as code. - How to investigate a bug. What do you do if you get stuck?
They ask about the Big-O of the solutions so be familiar with it.
What a real time OS?
Dependency Injection
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