Which of the following statement is false?
(a) In derivation tree, the label of each leaf node is terminal
(b) In derivation tree, the label of all nodes except leaf nodes is a variable
(c) In derivation tree, if the root of a sub tree is X then it is called –tree
(d) None of the mentioned
I got this question in unit test.
I would like to ask this question from Context Free Grammar in portion Contextfree Grammar and Syntax Analysis of Compiler