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Tree and Graphs most asked MCQ

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Document containing multiple-choice questions (MCQs) on trees and graphs can be a helpful resource for clearing concepts related to these topics. Trees and graphs are fundamental data structures in computer science and have various applications in areas such as algorithms, network analysis, and dat...

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  • May 19, 2023
  • 5
  • 2022/2023
  • Other
  • Unknown

Subjects

  • tree
  • graphs
  • dsa
  • programing
  • data strucutres
  • tree and graphs mcq with answers

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  • Programing
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Tree And Graph

TREE

1.
In which of the tree traversal method root node is always
visited first.

A. Inorder
B. Preorder
C. Postorder
D. In all of the above

Answer: B

2.
In which of the tree traversal method elements gets
visited in an ascending order.

A. Inorder
B. Preorder
C. Postorder
D. In all of the above

Answer: A

3.
For which of the following tree traversal algorithm do not
requires a stack.

A. Inorder
B. Postorder
C. Depth First Search
D. Breadth First Search

Answer: D


4.
Node which is having non-zero degree called as _______.



Augest 2019 – December 2019 1

, Tree And Graph
A. Zero Degree Node
B. Leaf node
C. Root Node
D. Null Node

Answer: B

5.
Binary tree in which all leaf nodes are at same level and
has exactly two children is called as _____________.

A. Perfect Binary Tree
B. Complete Binary Tree
C. Strictly Binary Tree
D. All of the above

Answer: A

6.
Binary Tree with minimum possible height is called as ___.

A. Shortest Binary Tree
B. Min Height Tree
C. Balanced Binary Search Tree
D. None of the above

Answer: C

7.
In a Binary Search Tree searching operation takes ___time.

A. O(1)
B. O(n)
C. O(log n)
D. O(n log n)

Answer: C




Augest 2019 – December 2019 2

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