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MCQ

One can convert a binary tree into its mirror image by traversing it in

inorder

preorder

postorder

any order

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MCQ

What are null nodes filled with in a threaded binary tree?

inorder predecessor for left node and inorder successor for right node information

right node with inorder predecessor and left node with inorder successor information

they remain null

some other values randomly

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MCQ

What are the children for node

2w and 2w+1

2+w and 2-w

w+1/2 and w/2

w-1/2 and w+1/2

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MCQ

What is a threaded binary tree traversal?

a binary tree traversal using stacks

a binary tree traversal using queues

a binary tree traversal using stacks and queues

a binary tree traversal without using stacks and queues

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MCQ

When representing any algebraic expression E which uses only binary operations in a 2-tree

the variable in E will appear as external nodes and operations in internal nodes

the operations in E will appear as external nodes and variables in internal nodes

the variables and operations in E will appear only in internal nodes

the variables and operations in E will appear only in external nodes

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MCQ

A binary tree whose every node has either zero or two children is called

Complete binary tree

Binary search tree

Extended binary tree

None of above

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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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