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MCQ

What is the parent for a node

floor(w-1/2)

ceil(w-1/2)

w-1/2

w/2

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MCQ

A binary tree can easily be converted into q 2-tree

by replacing each empty sub tree by a new internal node

by inserting an internal nodes for non-empty node

by inserting an external nodes for non-empty node

by replacing each empty sub tree by a new external node

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MCQ

What is inefficient with the below threaded binary tree picture?

it has dangling pointers

nothing inefficient

incorrect threaded tree

space is being used more

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MCQ

Which of the following graph traversals closely imitates level order traversal of a binary tree?

Depth First Search

Breadth First Search

Depth & Breadth First Search

None of the mentioned

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MCQ

Which of the following is correct with respect to binary trees?

Let T be a binary tree. For every k ? 0, there are no more than 2k nodes in level k

Let T be a binary tree with ? levels. Then T has no more than 2?

Let T be a binary tree with N nodes. Then the number of levels is at least ceil(log (N + 1))

All of the mentioned

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MCQ

The number of nodes that have no successors in a complete binary tree of depth 4 is

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Arrays

Lists

Stacks

Queues

Trees

Binary Trees

B Trees

Heaps

Hash based structures

Graphs

Mixed

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