Maximum number of nodes in a binary tree with height k, wher...

MCQ

Maximum number of nodes in a binary tree with height k, where root is height 0, is

2k ? 1

2k+1 ? 1

2k-1 + 1

2k ? 1

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MCQ

In which tree, the right NULL pointer of each node (not having a right child node) points to its in-order successor?

Right-threaded binary tree

Left-threaded binary tree

Full-threaded binary tree

All of the above

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MCQ

After applying the below operations on a input sequence, what happens?

i. construct a cartesian tree for input sequence

ii. put the root element of above tree in a priority queue

iii. if( priority queue is not empty) then

.search and delete minimum value in priority queue

.add that to output

.add cartesian tree children of above node to priority queue

constructs a cartesian tree

sorts the input sequence

does nothing

produces some random output

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MCQ

If a node in a BST has two children, then its inorder predecessor has

no left child

no right child

two children

no child

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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

Can a tree stored in an array using either one of inorder or post order or pre order traversals be again reformed?

yes just traverse through the array and form the tree

No we need one more traversal to form a tree

No in case of sparse trees

None of the mentioned

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Abstract data types

Arrays

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Stacks

Queues

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Binary Trees

B Trees

Heaps

Hash based structures

Graphs

Mixed

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