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Welcome to the Trees MCQs Page

Dive deep into the fascinating world of Trees with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Trees, a crucial aspect of Data Structures and Algorithms. In this section, you will encounter a diverse range of MCQs that cover various aspects of Trees, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Data Structures and Algorithms.

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Check out the MCQs below to embark on an enriching journey through Trees. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Data Structures and Algorithms.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Trees. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Trees MCQs | Page 16 of 32

Explore more Topics under Data Structures and Algorithms

Discuss
Answer: (a).using least significant bit of one of the pointers in the node for color information
Discuss
Answer: (a).many inserts, many searches and when managing more items respectively
Q153.
What is the below pseudo code trying to do, where pt is a node pointer and root pointer.
redblack(Node root, Node pt) :
    if (root == NULL)
       return pt
 
    if (pt.data < root.data)
    {
        root.left  =   redblack(root.left, pt);
        root.left.parent = root
    }
    else if (pt.data > root.data)
    {
        root.right = redblackt(root.right, pt)
        root.right.parent = root
    }
   return root
Discuss
Answer: (a).insert a new node
Q154.
After the insertion operation, is the resultant tree a splay tee?
Discuss
Answer: (a).True
Q155.
What is inefficient with the below threaded binary tree picture?
Discuss
Answer: (a).it has dangling pointers
Q156.
If we implement heap as min-heap , deleting root node (value 1)from the heap. What would be the value of root node after second iteration if leaf node (value 100) is chosen to replace the root at start.
Discuss
Answer: (a).2
Q157.
If we implement heap as maximum heap , adding a new node of value 15 to the left most node of right subtree . What value will be at leaf nodes of the right subtree of the heap.
Discuss
Answer: (a).15 and 1
Q158.
Binary trees can have how many children?
Discuss
Answer: (c).0 or 1 or 2
Discuss
Answer: (c).have to know the maximum number of nodes possible before creation of trees
Q160.
What must be the ideal size of array if the height of tree is โ€˜lโ€™?
Discuss
Answer: (a).2^l-1

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