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# Complexity Questions

NA
SHSTTON
247
Solv. Corr.
358
Solv. In. Corr.
605
Attempted
0 M:41 S
Avg. Time

1 / 5

Choose the correct option.

If the array is already sorted, then the running time for merge sort is: ?

AO(1)

BO(n*log n)

CO(n)

DO(n^2)

Explanation:

Here is no explanation for this answer

Workspace

NA
SHSTTON
208
Solv. Corr.
237
Solv. In. Corr.
445
Attempted
0 M:14 S
Avg. Time

2 / 5

Choose the correct option.

Which is the best data structure for round robin algorithm for CPU scheduling?

AStack implemented using queues

CCircular queue

DQueue implemented using stacks

Explanation:

Here is no explanation for this answer

Workspace

NA
SHSTTON
188
Solv. Corr.
321
Solv. In. Corr.
509
Attempted
0 M:0 S
Avg. Time

3 / 5

Choose the correct option.

Which algorithm is having highest space complexity?

ABubble sort

BInsertion Sort

CQuick Sort

DMerge Sort

Explanation:

Here is no explanation for this answer

Workspace

NA
SHSTTON
195
Solv. Corr.
325
Solv. In. Corr.
520
Attempted
0 M:0 S
Avg. Time

4 / 5

Choose the correct option.

quicksort algorithm is used to sort an array of N elements. If all the N values w
complexity of quicksort that uses first element as the pivot. ?

AO(N*N)

BO(1)

CO(N)

DO(N log N)

Explanation:

Here is no explanation for this answer

Workspace

NA
SHSTTON
192
Solv. Corr.
210
Solv. In. Corr.
402
Attempted
0 M:0 S
Avg. Time

5 / 5

Choose the correct option.

The complexity of Binary search algorithm is

AO(n)

BO(log )

CO(n2)

DO(n log n)

Explanation:

Here is no explanation for this answer

Workspace

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