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Algorithm - Quiz(MCQ)
For the Quick sort algorithm, what is the time complexity of the best/worst case?
A)
best case: O(log(n)) worst case: O(n2)
B)
best case: O(n2), worst case: O(n log(n))
C)
best case: O(n log(n) ) worst case: O(n2)
D)
best case: O(n2), worst case: O(n2log(n) )

Correct Answer : Option (C) :   best case: O(n log(n) ) worst case: O(n2)

Recently Updated in Algorithm Questions
Q .
External entities in DFD are shown by_________
A)
Circle
B)
Ellipse
C)
Hexagon
D)
Rectangle

Correct Answer : Option (D) :   Rectangle

Q .
Assume that we use Bubble Sort to sort n distinct elements in ascending order. When does the best case of Bubble Sort occur?
A)
When elements are sorted in ascending order
B)
When elements are not sorted by any order
C)
When elements are sorted in descending order
D)
There is no best case for Bubble Sort. It always takes O(n*n) time

Correct Answer : Option (A) :   When elements are sorted in ascending order