Q7Select all the statements below which are TRUE:1.Consider the grammar below:S → AaAa | BbBaA → Aaa | λB → bIf we apply the substitution rule for B, then we get the following equivalent grammar:S → AaAa | bbBaA → Aaa | λIf L is a context-free language, then L is regular.If G is a context-free grammar, then the right-most derivation is obtained if the right-most variable is replaced at each step of the derivation.

Given :- In the above question , the statement is mention in the above given question Need to…

Answered: a context-free grammar

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Select all the statements below which are TRUE:

1.	Consider the grammar below:

S → AaAa | BbBa

A → Aaa | λ

B → b

If we apply the substitution rule for B, then we get the following equivalent grammar:

S → AaAa | bbBa

A → Aaa | λ

If L is a context-free language, then L is regular.
If G is a context-free grammar, then the right-most derivation is obtained if the right-most variable is replaced at each step of the derivation.

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