Which is the parent class of linkedhashset class?
Which interfaces are implemented by abstractsequentiallist?
What is sequential sorting?
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 the difference between list and arraylist?
Why quicksort is better than merge sort?
Which sorting algorithm is worst?
Differentiate between list and map.
What is a hashmap in c?
Define parent node?
Can we define the size of arraylist?
Is quicksort recursive?
Why is data structure used?