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The size value of various nodes in a weight balanced tree are leaf

flase

May be

Can't say

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Select the code snippet which performs in-order traversal.

a)

public void inorder(Tree root)
{
 System.out.println(root.data);
 inorder(root.left);
 inorder(root.right);
}

b)

public void inorder(Tree root)
{
 inorder(root.left);
 System.out.println(root.data);
 inorder(root.right);
}

c)

public void inorder(Tree root)
{
 System.out.println(root.data);
 inorder(root.right);
 inorder(root.left);
}

d) None of the mentioned

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MCQ

Consider the below formations of red-black tree. All the below formations are incorrect for it to be a redblack tree. Then what may be the correct order?

data-structure-questions-answers-red-black-tree-q3

50-black root, 18-red left subtree, 100-red right subtree

50-red root, 18-red left subtree, 100-red right subtree

50-black root, 18-black left subtree, 100-red right subtree

50-black root, 18-red left subtree, 100-black right subtree

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MCQ

When is it appropriate to use direct addressing?

When the array is comparatively large

When the universe U of keys is reasonably small

When the universe U of keys is reasonably large

When the array is comparatively small

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MCQ

The nodes belonging to the same parent node are known as_______.

Sibling nodes

Parent nodes

Child nodes

None of the above

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MCQ

Re-balancing of AVL tree costs

?(1)

?(log n)

?(n)

?(n2)

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Arrays

Lists

Stacks

Queues

Trees

Binary Trees

B Trees

Heaps

Hash based structures

Graphs

Mixed

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