How many edges are present in path cluster?

Category: QuestionsHow many edges are present in path cluster?
Editor">Editor Staff asked 1 month ago

How many edges are present in path cluster?
 
(a) 2
 
(b) 3
 
(c) 6
 
(d) 1
 
This intriguing question comes from Binary Trees topic in portion Binary Trees of Data Structures & Algorithms I
 
The question was asked in final exam.

1 Answers
Editor">Editor Staff answered 1 month ago

Right choice is (a) 2
 
The best I can explain: There are at least 2 edges present in path cluster. Cluster in data structure is defined as the subtree that is connect having maximum of 2 vertices known as Boundary Vertices.