I always get the wrong answer for these three, can you please provide me the correct answer forFirst(S')First(A)(Please see the picture as well) Consider the context-free grammar:S' → A$A → aA | B | λB → bB | cAIn each of the following questions, list your set in alphabetical order with $ at the end of the list if it's included. If a set is empty, write exactly the word "empty". Separate items using commas and no spaces. For example: x,y,$What is in First(S')? { empty }What is in First(A)? { a,λ }What is in First(B)? { }What is in Follow(S')? { }What is in Follow(A)? { }What is in Follow(B)? { }

Context free grammar: It is a formal grammar used to generate all the possible strings in a given…

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can you please provide me the correct answer for First(S') First(A)

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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Question

I always get the wrong answer for these three, can you please provide me the correct answer for

First(S')

First(A)

(Please see the picture as well)

Consider the context-free grammar:

S' → A$
A → aA | B | λ
B → bB | cA

In each of the following questions, list your set in alphabetical order with $ at the end of the list if it's included. If a set is empty, write exactly the word "empty". Separate items using commas and no spaces. For example: x,y,$

What is in First(S')? { empty }

What is in First(A)? { a,λ }

What is in First(B)? { }

What is in Follow(S')? { }

What is in Follow(A)? { }

What is in Follow(B)? { }

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