Consider the original array 17 8 12 4 26. How many comparisons are needed to construct the BST on the original array?
A. 5
B. 4
C. 7
D. 10
Answer: Option D
A. 5
B. 4
C. 7
D. 10
Answer: Option D
What is the time complexity of Bubble Sort in the average case?
A. O(n log n)
B. O(n)
C. O(n2)
D. O(n3)
Which sorting algorithm is based on the divide-and-conquer strategy?
A. Insertion Sort
B. Quick Sort
C. Selection Sort
D. Insertion Sort
Which sorting algorithm uses a "pivot" element to partition the array into sub-arrays?
A. Merge Sort
B. Heap Sort
C. Counting Sort
D. Quick Sort
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