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MCQ

In a binary search tree, which of the following traversals would print the numbers in the ascending order?

Level-order traversal

Pre-order traversal

Post-order traversal

In-order traversal

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MCQ

In a binary tree, certain null entries are replaced by special pointers which point to nodes higher in the tree for efficiency. These special pointers are called

Leaf

branch

path

thread

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MCQ

Depth First Search is equivalent to which of the traversal in the Binary Trees?

Pre-order Traversal

Post-order Traversal

Level-order Traversal

In-order Traversal

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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

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 process of inserting a node in a binary search tree can be divided into how many steps?

Three

Two

Four

None of the above

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Abstract data types

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Hash based structures

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Mixed

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