Explore topic-wise MCQs in Data Structure.

This section includes 3 Mcqs, each offering curated multiple-choice questions to sharpen your Data Structure knowledge and support exam preparation. Choose a topic below to get started.

1.

Given an array of element 5, 7, 9, 1, 3, 10, 8, 4. Which of the following are the correct sequences of elements after inserting all the elements in a min-heap?

A. 1,3,4,5,7,8,9,10
B. 1,4,3,9,8,5,7,10
C. 1,3,4,5,8,7,9,10
D. 1,3,7,4,8,5,9,10
Answer» B. 1,4,3,9,8,5,7,10
2.

What is the location of a parent node for any arbitary node i?

A. (i/2) position
B. (i+1)/ position
C. floor(i/2) position
D. ceil(i/2) position
Answer» D. ceil(i/2) position
3.

What is the best case complexity in building a heap?

A. O(nlogn)
B. O(n<sup>2</sup>)
C. O(n*longn *logn)
D. O(n)
Answer» E.