Data Structures Algorithms-II MCQs

Page No. 45

Which of the following sorting algorithm is stable?


aSelection sort


bQuick sort


c Tree sort


dHeap sort


View Answer Tree sort

Which of the following traversal in a binary search tree results in a sorted output?


ain order traversal


bpre order traversal


cpost order traversal


dbreadth first traversal


View Answer in order traversal

Tree sort is an online sorting algorithm.


aTrue


bFalse


cA & B


dNone of these


View Answer True

Which of the following data structure is required for the implementation of tree sort?


aany ordinary tree


bbalanced tree


cbinary search tree


dunbalanced tree


View Answer binary search tree

Who created the Rabin Karp Algorithm?


aJoseph Rabin and Michael Karp


bMichael Rabin and Joseph Karp


c Richard Karp and Michael Rabin


dMichael Karp and Richard Rabin



What is the basic principle in Rabin Karp algorithm?


aHashing


bSorting


cAugmenting


d Dynamic Programming


View Answer Hashing

If the expected number of valid shifts is small and modulus is larger than the length of pattern what is the matching time of Rabin Karp Algorithm?


aTheta(m)


bBig-Oh(n+m)


cTheta(n-m)


dBig-Oh(n)


View Answer Big-Oh(n+m)

What happens when the modulo value(q) is taken large?


aComplexity increases


bSpurious hits occur frequently


cCost of extra checking is low


dMatching time increases



Rabin- Karp algorithm can be used for discovering plagiarism in a sentence.


aTrue


bFalse


cA & B


dNone of these


View Answer True

What is the worst case running time of Rabin Karp Algorithm?


a Theta(n)


b Theta(n-m)


cTheta((n-m+1)m)


dTheta(nlogm)


View Answer Theta((n-m+1)m)

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