Binary Tree

Front

A tree is composed of ____ connected by edges or lines.

Back

nodes

Front

A type of node that is located on the topmost part of the tree is called a _____.

Back

root node, root

Front

A type of node that doesn't consist any children is called a ____.

Back

leaf node, leaf

Front

An object containing a data value and left/right children

Back

node

Front

A node that refers to current node

Back

parent