Cartesian trees are most suitable for?...

MCQ

Cartesian trees are most suitable for?

searching

finding nth element

minimum range query and lowest common ancestors

self balancing a tree

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MCQ

Consider the below formations of red-black tree. All the below formations are incorrect for it to be a redblack tree. Then what may be the correct order?

data-structure-questions-answers-red-black-tree-q3

50-black root, 18-red left subtree, 100-red right subtree

50-red root, 18-red left subtree, 100-red right subtree

50-black root, 18-black left subtree, 100-red right subtree

50-black root, 18-red left subtree, 100-black right subtree

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MCQ

What are the operations that could be performed in O(logn) time complexity by red-black tree?

insertion, deletion, finding predecessor, successor

only insertion

only finding predecessor, successor

for sorting

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MCQ

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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MCQ

How can you save memory when storing color information in Red-Black tree?

using least significant bit of one of the pointers in the node for color information

using another array with colors of each node

storing color information in the node structure

using negative and positive numbering

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MCQ

The number of edges from the root to the node is called __________ of the tree.

Height

Depth

Length

None of the mentioned

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Data Structure Basics

Abstract data types

Arrays

Lists

Stacks

Queues

Trees

Binary Trees

B Trees

Heaps

Hash based structures

Graphs

Mixed

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