Data Structures Multiple Choice Questions (MCQ) Online Test #13

Which linked list type allows traversal from both ends?

What property is maintained in an AVL tree to ensure balanced height?

In a depth-first search (DFS), which data structure is used to keep track of the nodes that need to be explored?

In which scenario would a hash table be less efficient compared to a balanced binary search tree?

Which tree structure maintains balance by ensuring that the tree remains approximately balanced after every insertion and deletion?

Which operation in a Union-Find data structure has a time complexity of O(1) with union by rank and path compression?

What is the main advantage of using Heap Sort compared to Quick Sort?

What is a primary use case of a union-find data structure?

In database systems, which data structure is used to efficiently handle transactions and concurrency?