Q4. Provide your brief and precise answers for the following:

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1. Why Binary Search is not preferred to be used on linked list data structure?

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2. Which sorting algorithm would be best for an air-traffic control program where thousands of flights must be sorted quickly, and slow sorting should never occur? Why?

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3. To determine if two binary search trees are identical trees, one could perform an in-order tree walk on both and compare the output lists. Is this True or False? Explain.

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4. What happens if a queue is implemented using a linked list? What will be the time complexity of Enqueue and Dequeue operations using linked list?

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5. What will the Time Complexity of stack Push and pop operations when it is implemented on a Linked List? Compare it with array-based stack in terms of performance.

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6. Why the minimum element in a Binary Search Tree cannot have a left child? You can use the following BST to justify your answer.

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7. Suppose that we first insert an element x into a binary search tree that does not already contain x. Then we immediately delete x from the tree. Will the new tree be identical to the original one? If yes give the reason in no more than 3 sentences. If no give a counter example. [3 Marks]

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