In a binary tree,
A) there must be at most one node with no predecessor
B) there may be at most two nodes with no predecessor
C) there may be any number of nodes with no predecessor
D) there must be exactly one node with no predecessor
Correct Answer:
Verified
Q1: A binary tree traversal method that visits
Q2: A binary tree traversal method that recursively
Q3: A binary tree with height 1 must
Q4: A binary tree with no root
A) must
Q6: An AVL tree is
A) a binary search
Q7: A binary tree stores items that have
Q8: Postorder traversal of a binary tree
A) first
Q9: The predecessor of a node in a
Q10: Let X be a node in a
Q11: An empty binary tree has height
A) -1
B)
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