Define depth and height of a node?
What package is arraylist?
What is the use of prototype?
What is the minimum number of queues that can be used to implement a priority queue?
Is map a collection?
Is arraylist reference type?
Which list does not allow duplicates?
Which is the parent class of printerstatereasons class?
Is linkedlist thread safe?
Are data structures important?
What is a graph?
What is long data type?
How expression trees are gets represented in data structure?
What is difference between hashmap and treemap?
What is entryset in hashmap?