The null left pointer pointing to predecessor and null right...

MCQ

The null left pointer pointing to predecessor and null right pointer pointing to successor. how many types of threaded tree are possible with this convention?

inorder, postorder, preorder traversals

inorder

postorder

preorder

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When we have red-black trees and AVL trees that can perform most of operations in logarithmic times, then what is the need for splay trees?

no there is no special usage

In real time it is estimated that 80% access is only to 20% data, hence most used ones must be easily available

redblack and avl are not upto mark

they are just another type of self balancing binary search trees

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MCQ

In order traversal of binary search tree will produce ?

unsorted list

reverse of input

sorted list

none of the above

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Why the below pseudo code where x is a value, wt is weight factor and t is root node can

when x>t. element Rotate-with-left-child should take place and vice versa

the logic is incorrect

the condition for rotating children is wrong

insertion cannot be performed in weight balanced trees

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Visiting root node after visiting left and right sub-trees is called

In-order Traversal

Pre-order Traversal

Post-order Traveral

None of the above

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A list integers is read in, one at a time, and a binary search tree is constructed. Next the tree is traversed would result in a printout which duplicates the original order of the list of integers?

Inorder

Preorder

Postorder

None of these

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