a brain teaser question: you have two balls and one 100-story building. What is minimum tries to figure out which floor will break the ball if a ball is dropped from that floor.
Developer Big Data Interview Questions
731,260 developer big data interview questions shared by candidates
given a number, how do you determine if its a power of 3?
count the number of duplicates in a binary tree in O(n) time O(1) space.
Describe your everyday work methodology
What was your most challenging bug you fixed?
What kind of data structure would you use to index annagrams of words? e.g. if there exists the word "top" in the database, the query for "pot" should list that...
You are given a random binary tree 5 / \ 4 9 / \ / \ 3 5 6 8 Write code to print it out in order level ie 5 4 9 3 5 6 8 The tree need not be balanced. Write all the datastructures for the tree and make sure that you print newlines after each level. Also write test cases to test your code.
How would you store 1 million phone numbers?
1.How to find the nearest parent of any two nodes in a given tree. Tree has mother and father nodes.
What signal is sent by default in the unix kill command
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