The derivation tree is also known as ____.

n a parse tree, the root node always represents a ____ symbol.

The number of edges from the root to the node is called __________ of the tree

What are the functions used to create the nodes of syntax tree?

With suitable example explain various types of tree traversal methods.

In a binary tree, the node that is directly above another node is called the _____ of that node.a)parentb)leafc)childd)sibling