Data Structures Algorithms-II MCQs

Page No. 28

Which of the following sorting algorithm is not stable __________


a insertion sort

✖


bbubble sort

✖


cmerge sort

✖


dbogosort

✓


View Answer bogosort

What is the auxiliary space requirement of bogosort?


aO(n)

✖


bO(1)

✓


cO(log n)

✖


dO(n log n)

✖


View Answer O(1)

Bogosort works by __________


agenerating random permutations of its input

✓


bpartitioning the array

✖


cdividing the value of input elements

✖


dgenerating permutations according to the value of first element of array

✖



Which of the following is not an alternative name of bogosort?


astupid sort

✖


b permutation sort

✖


cdonkey sort

✓


dmonkey sort

✖


View Answer donkey sort

Sleep sort is an in-place sorting technique.


aTrue

✓


bFalse

✖


cA & B

✖


dNone of these

✖


View Answer True

Which of the following sorting algorithm is most closely related to the OS?


agnome sort

✖


bsleep sort

✓


c radix sort

✖


dbogo sort

✖


View Answer sleep sort

Sleep sort does gives a correct output when ___________


aany input element is negative

✖


b input array is reverse sorted

✖


cany input element is positive

✓


dwhen there is a very small number to the left of very large number

✖



Auxiliary space requirement of sleep sort is ___________


aO(n)

✓


bO(1)

✖


cO(max(input))

✖


dO(log n)

✖


View Answer O(n)

Sleep sort can be preferred over which of the following sorting algorithms for large number of input elements?


a Quick sort

✖


bBubble sort

✖


c Selection sort

✖


dNo sorting algorithm is preferred

✓



Sleep sort code cannot compile online because ___________


a it has very high time complexity

✖


bit has very high space complexity

✖


c it requires multithreading process

✓


donline compilers are not efficient

✖



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