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MCQ

When converting binary tree into extended binary tree, all the original nodes in binary tree are

internal nodes on extended tree

external nodes on extended tree

vanished on extended tree

None of above

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MCQ

The number of nodes in a complete binary tree of depth d (with root at depth 0) is

2^(d?1) +1

2^(d+1) -1

2^(d?1) -1

2^(d+1) +1

Discussion

MCQ

A binary tree of depth "d" is an almost complete binary tree if

for any node

each leaf in the tree is either at level

both (a) and (b)

None of these

Discussion

MCQ

What is a complete binary tree?

Each node has exactly zero or two children

A binary tree, which is completely filled, with the possible exception of the bottom level, which is filled from right to left

A binary tree, which is completely filled, with the possible exception of the bottom level, which is filled from left to right

None of the mentioned

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MCQ

What are the disadvantages of normal binary tree traversals?

there are many pointers which are null and thus useless

there is no traversal which is efficient

complexity in implementing

improper traversals

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MCQ

What is the maximum possible number of nodes in a binary tree at level 6?

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Hash based structures

Graphs

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