Tools developer interview questions shared by candidates
Given two tables about website data, one table shows if the website has image or text. another table shows the daily traffic and other non-essential info about website. Output the top 10k website in dailly traffic which has image. It is just a question about table JOIN implementation.
Using java, two Arraylists. finally when asked how to optimize the algorithm, I said a hashmap and an arraylist. The interviewer agreed but suggested that I should use it at the beginning.
In a tree structure of parent/child nodes, with 2 starting points, while "walking" up the tree, how would you programmatically determine the lowest common denominator node? You cannot determine a whether a parent node has a child or how many children it has.
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