How null key is handled in hashmap?
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How are the elements of a 2d array are stored in the memory?
Why we use linked list?
Why heap sort is not used?
How do you check if a stack is empty or not?
List the data structures which are used in rdbms, network data modal, and hierarchical data model.
Write the steps involved in the insertion and deletion of an element in the stack.
Write the programs for Linked List (Insertion and Deletion) operations
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What does the dummy header in linked list contain?
Which sorting algorithm is considered the fastest?
How many sorting algorithms are there?
Given an array of integers, devise a program to replace every element with the next greatest element on the right side in the array. Also, replace the last element with 5 as there no element on the right side of it.
Which language is best for data structures and algorithms?