Differentiate between iterable and iterator.
Differentiate between failfast and failsafe.
Differentiate between queue and stack.
Differentiate between list and set.
Differentiate between an array and an arraylist.
Differentiate between hashmap and hashtable.
Differentiate between list and map.
Differentiate between comparable and comparator.
Differentiate between arraylist and vector.
Differentiate between priorityqueue and treeset.
Differentiate between arraylist and linkedlist.
Why linked lists are better than arrays?
What are arrays give example?
What is data structure explain different types of data structures with examples?
What is int data type?