Q. Re-balancing of AVL tree costs

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

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Q. Herder node is used as sentinel in …..

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Q. In the …………….. traversal we process all of a vertex’s descendants before we move to an adjacent vertex.

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Q. The property of binary tree is

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Q. State true or false.

i) The degree of root node is always zero.

ii) Nodes that are not root and not leaf are called as internal nodes.

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Q. Any node is the path from the root to the node is called

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Q. State true of false.

i) A node is a parent if it has successor nodes.

ii) A node is child node if out degree is one.

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Q. …………………. Is a directed tree in which out degree of each node is less than or equal to two.

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Q. State true or false.

i) An empty tree is also a binary tree.

ii) In strictly binary tree, the out-degree of every node is either o or 2.

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Q. When inorder traversing a tree resulted E A C K F H D B G; the preorder traversal would return

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

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Q. The depth of a complete binary tree is given by

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

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Q. A binary tree can easily be converted into a 2-tree

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

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Q. The post order traversal of a binary tree is DEBFCA. Find out the pre order traversal

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Q. 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

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Q. The in order traversal of tree will yield a sorted listing of elements of tree in

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Q. In a Heap tree

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