What happens if we put duplicate key in hashmap?
Does linked list allow null values?
How many sorting techniques are there?
What is a property class?
Which sorting algorithm is considered the fastest?
What happens if we try to insert duplicate key in hashmap?
Which sorting algorithm uses minimum number of swaps?
What are skew trees? For a tree with 4 nodes draw all possible binary? Generalize for n nodes how many binary trees can be drawn?
Define secondary clustering?
Differentiate between comparable and comparator.
What is data in computer science?
Is array a data structure?
What are the applications of linked list?