C# code and algorithm question
Senior Software Interview Questions
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Test 1: Implement a multimap dictionary interface and make sure all the unit tests pass.
- Couple of standard JS trivia questions - Do a code review for a pull request - Pick up a feature in Firefox and describe how you would've implemented it.
I've read on Glass Door, its a similar test everytime. I was asked to code up a multimap class that inherited from a generic interface of key and value. I eventually got the answer with all unit tests passing. I was also asked about Big O notation and how to optimize the Multimap.
Interview #1 was about MultiMap (a dictionary that can map multiple values per key). Check IEnumerable (implementation). Extension methods like Union, Intersect
What would you have used other than List?
Implement an efficient serializer for arbitrary objects.
They asked me about my work experience.
Implement a sparse matrix Java class with a constructor, set and get method. The matrix has millions of rows and columns and is at a maximum 15% populated.
Perl data types, coding how to connect to DB. Manual testing questions- severity and priority, STLC
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