How does arraylist store data?
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What happens in insertion sort?
What is stack and queue in data structure?
What is modcount in hashmap?
State the difference between stacks and linked lists?
If you do not initialize an array what will happen?
Is vector synchronized?
Calculate the address of a random element present in a 2d array, given base address as ba.
Write a Program for Reverse a linked list.
What is a spanning tree in data structure?
In which data structure, elements can be added or removed at either end, but not in the middle?
42 Answers Infosys, NIC, TTA, Wipro,
What is reduction to sorting method?
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.