I was asked to lead a conference call with an external academic expert, to design a 'gamified' approach to the Walmart smartphone app, to structure and moderate a brainstorming session with several teams, to design a number of prototyping/testing programs, and asked many many questions. Remember, this all took place over one 9.5 hour session and another 5-day session!
Most difficult was laying out a radix tree and going through O(n) lookup and space advantages.
How do you resolve conflict?
1.All Java and J2ee question, 2.Questions on the previous projects 3.Some Architectural questions on MVP and MVC pattern
1. How does arraylist work internally in java? if you were to implement array list how would you implement. Collections interface implementations and its differences. Whats the difference between set and list interface. Is Hashlist a thread safe or not. 2. Is there time difference in the array list is accessed, if the index is to the begining vs last. 3. How does HashMAp? Deep discussions about that, as well as HashMaps internal implementation details of O(n).
How to define an immutable object in Java?
Behavioural, product design questions. Strategy
Technical evaluation and past experience work related
How would you address the performance scaling issues with a platform like Microsoft Teams?
Tell me about your experience in [insert project name here].
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