Which interfaces are implemented by linkedhashset?
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The element being searched for is not found in an array of 100 elements. What is the average number of comparisons needed in a sequential search to determine that the element is not there, if the elements are completely unordered?
11 Answers Morgan Stanley, Wipro,
Can a stack be described as a pointer? Explain.
Define a right-skewed binary tree?
Define union-by-weight?
Which list does not allow duplicates?
Does hashmap sort automatically?
Are linked lists considered linear or non-linear data structures?
What are the drawbacks of array implementation of queue?
Describe tree database. Explain its common uses.
Is hashmap ordered?
an array of size N in which every number is between 1 and N, determine if there are any duplicates in it. You are allowed to destroy the array if you like. [ I ended up giving about 4 or 5 different solutions for this, each supposedly better than the others ].
What is a subtree?