Both technical questions were on simple array manipulation in varying space complexities. Manager challenged me with a third question that they said isn't evaluated for the job.
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Round 2 questions were mainly based on fundamental concepts. Difference between interface and abstract classes, polymorphism- difference between overloading vs overriding, merge sort algorithm and explanation of why it runs in O(n logn), tree traversal (BFS,DFS), stack queue. There were also 2-3 algorithmic questions on design of basic algorithms and DS like checking if a singly link list has a loop and counting frequency of digits from a 16GB file of only numbers if you can only fetch 1GB into the RAM at a time (using appropriate data structures to address space complexity). Also, a few questions on hash maps because I kept using them too frequently in answers.
Perform different string manipulations using data structures.
Q. Tell me about functional testing and provide an example of how you used it.
About your strength and how can you support that you have that strength
Describe the TCP 3-way handshake
Leetcode, Frontend and system design questions
Create an OOP program of a game.
delete a node from a bst
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