What are the four types of variables?
What is a stable sorting algorithm?
What is array and string?
What are arrays give example?
What does arraylist remove return?
What do you know about the big-o notation and can you give some examples with respect to different data structures?
What is stack in data structure with the example?
Can we modify final arraylist?
Which is the parent class of abstractqueue class?
How will you represent a linked list in a graphical view?
What are the parts of root node?
Explain about set and their types in a collection?
Why is quicksort so fast?