What is numeric array?
For addition and deletion. Which one is most preferred: array list or linked list?
Can a hashset contain duplicates?
What is heap and its types?
What is sorting explain?
If you have to store one lakh objects, what will be a better option- a hash map or an array list?
What is the difference between hashmap and treemap?
What are the 4 types of data?
How can you add an item to the beginning of the list?
Is stack a dynamic data structure?
How will you free the memory that is allocated at run time?
Why is merge sort faster?
What is a spanning tree in data structure?
How do you use merge sort?
What are basic algorithms?