What is an externalizable interface?
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An array having 100 elements have numbers from 1 to 99 randomly out of which any number is repeated. Find the repeated number in minimum time and space complexity.
Is Arraylist faster than Array? Why?
Is priority queue sorted?
What does list clear do?
Which sorting algorithm is used in collections sort?
What is red black tree in data structure?
Define graph?
What is int data type?
Explain binary searching and Fibinocci search?
What is dequeue in data structure?
Is pointer a variable in data structure?
Can tuple be sorted?