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In tree terminology, two or more nodes are referred to as 'siblings' if they share which common attribute?
Anonymous Quiz
9%
A. The same degree.
74%
B. The same parent.
12%
C. The same set of ancestors.
5%
D. The same level
A node with a degree of 0 has a specific name. What is it?
Anonymous Quiz
15%
A. A root node.
74%
B. A leaf node.
0%
C. An ancestor node.
10%
D. A parent node.
❤2
What is a key property of a 'Complete Binary Tree'?
Anonymous Quiz
17%
A. Every internal node must have exactly two children
3%
B. The right subtree is always a mirror image of the left subtree.
33%
C. All leaf nodes must be at the same level.
47%
D. The tree is filled level by level, with the last level populated from left to right.
What is considered a significant disadvantage of using an array to represent a binary tree?
Anonymous Quiz
79%
A. Significant memory may be wasted for skewed or sparse trees.
12%
B. It cannot represent a full binary tree efficiently.
9%
C. Direct access to nodes is slow.
Which of the following is a primary advantage of using a linked representation for a binary tree?
Anonymous Quiz
9%
A. It provides fast, direct access to any node.
66%
B. Insertion and deletion of nodes is flexible and does not waste memory.
26%
C. the height of the tree must be known
Which binary tree traversal algorithm always visits the root node last?
Anonymous Quiz
5%
A. Preorder
62%
B. Postorder
16%
C. Level order
16%
D. Inorder
If a traversal's output order is 'Left subtree, Right subtree, Root', what is its name?
Anonymous Quiz
8%
A. Inorder
14%
B. Preorder
70%
C. Postorder
8%
D. Level Order
Which of the following sorting algorithms exhibits a time complexity of O(nlogn) in all scenarios (best, average, and worst)?
Anonymous Quiz
16%
A. Insertion Sort
6%
B. Selection Sort
22%
C. Quick Sort
56%
D. Merge Sort
Timesort is mentioned as a hybrid sorting algorithm. Which two algorithms does it combine?
Anonymous Quiz
32%
A. Heap Sort and Merge Sort
56%
B. Merge Sort and Insertion Sort
12%
C. Bubble Sort and Selection Sort