What are the conditions for an optimal binary search tree an...

MCQ

What are the conditions for an optimal binary search tree and what is its advantage?

The tree should not be modified and you should know how often the keys are accessed, it improves the lookup cost

You should know the frequency of access of the keys, improves the lookup time

The tree can be modified and you should know the number of elements in the tree before hand, it improves the deletion time

None of the mentioned

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Consider a situation of writing a binary tree into a file with memory storage efficiency in mind, is array representation of tree is good?

yes because we are overcoming the need of pointers and so space efficiency

yes because array values are indexable

No it is not efficient in case of sparse trees and remaning cases it is fine

No linked list representation of tree is only fine

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A binary search tree whose left subtree and right subtree differ in height by at most 1 unit is called

AVL tree

Red-black tree

Lemma tree

None of the above

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The maximum number of nodes in a binary tree of depth 5 is ...............

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The depth of a binary tree is the highest level number of any ______ in the binary tree.

Leaf node

Parent node

Sibling node

None of the above

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A binary tree is a special type of tree, which can either be empty or have a finite set of nodes, such that, one of the nodes is designated as the root node and the remaining nodes are partitioned into sub trees of the root nodes known as__________.

Left sub tree

Right sub tree

Both (a) and (b)

Heap tree

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Abstract data types

Arrays

Lists

Stacks

Queues

Trees

Binary Trees

B Trees

Heaps

Hash based structures

Graphs

Mixed

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