What is the difference between hashmap and arraylist?
What is a multidimensional array?
Why would you use a linked list?
What is the Difference between sax and dom parser?
What is the complexity of sorting algorithm?
What are the 3 types of variables?
example of linear and non-linear data structures?
What is the limit of arraylist?
What is a hashset?
Find duplicates in infinite range. Which data structure to be used to give efficient solution?
How would you sort words in a large file?
Define secondary clustering?
Name a few tree data structure application.