What is dequeue operation?
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How to traverse data in a linked list in forward and backward direction, write the algorithm?
What is data structure what is need of it?
How many pointers are necessary to implement a simple linked list?
Which sorting is best for large data?
What do you mean by 2-3-4 tree?
What is circular queue example?
Which is the simplest file structure?
Explain the Complete structure of hashmap along with the basic coding of the hashmap internal implementation.
What is collections singletonmap?
What is difference between linear and non linear data structure?
How do you sort an array in descending order?
Suppose in an integer array, there is 1 to 100 number, out of one is duplicate, how to find?