What is comparable interface?
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List the differences between comparable and comparator interface?
What do you mean by priority queue?
Is arraylist heterogeneous?
What is the complexity of sorting algorithm?
What is scalar data type?
What is copyonwritearraylist?
What is b tree in data structure?
Which is the parent class of deque<e> class?
Which interfaces are implemented by concurrentskiplistset?
How would you reverse characters of an array without using indexing in the array.
Differentiate between arraylist and linkedlist.
Briefly explain recursive algorithm 50 how do you search for a target key in a linked list?