1The number of children of a node in a binary search tree is

1.The number of children of a node in a binary search tree is

       zero.
       less than or equal to two.
       exactly two.
       any number of nodes.

2. A tree is a set of nodes connected by _____ that indicate the relationships among the nodes.

       lists
       bags
       edges
       siblings

Solution

1. The number of children of a node in a binary search tree is

Answer: less than or equal to two. (left node and right node)

sometimes we can have left and right nodes. Sometimes we can have only either left or right node.

2. A tree is a set of nodes connected by _edges____ that indicate the relationships among the nodes.

Answer: edges