Which of the following tree traversals work if the null left pointer pointing to the predecessor and null right pointer pointing to the successor in a binary tree?

inorder, postorder, preorder traversals

In general, the node content in a threaded binary tree is ________

leftchild_pointer, left_tag, data, right_tag, rightchild_pointer

leftchild_pointer, left_tag, right_tag, rightchild_pointer

leftchild_pointer, left_tag, data

Explore topic-wise MCQs in Data Structure.

This section includes 2 Mcqs, each offering curated multiple-choice questions to sharpen your Data Structure knowledge and support exam preparation. Choose a topic below to get started.

1.	Which of the following tree traversals work if the null left pointer pointing to the predecessor and null right pointer pointing to the successor in a binary tree?
A.	inorder, postorder, preorder traversals
B.	inorder
C.	postorder
D.	preorder
Answer» B. inorder

Discussion

2.	In general, the node content in a threaded binary tree is ________
A.	leftchild_pointer, left_tag, data, right_tag, rightchild_pointer
B.	leftchild_pointer, left_tag
C.	leftchild_pointer, left_tag, right_tag, rightchild_pointer
D.	leftchild_pointer, left_tag, data
Answer» B. leftchild_pointer, left_tag

Discussion