Practice General Process For Converting A Cfg To Chomsky Normal Form (5.4.1) - Context-Free Grammars (CFG) and Languages
Students

Academic Programs

AI-powered learning for grades 8-12, aligned with major curricula

Professional

Professional Courses

Industry-relevant training in Business, Technology, and Design

Games

Interactive Games

Fun games to boost memory, math, typing, and English skills

General Process for Converting a CFG to Chomsky Normal Form

Practice - General Process for Converting a CFG to Chomsky Normal Form

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is an epsilon-production?

💡 Hint: Look for the notation A -> ε.

Question 2 Easy

Define a unit production.

💡 Hint: Both A and B are non-terminals.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does an epsilon-production derive?

True
False

💡 Hint: Think about what it means to derive nothing!

Question 2

Which form is NOT valid in CNF?

A -> a
A -> B
A -> BC

💡 Hint: Remember what types are defined in CNF!

2 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Given a CFG: S -> aAB | bBA, A -> ε | a, B -> b, remove ε-productions and convert to CNF.

💡 Hint: Make sure you nest the productions correctly!

Challenge 2 Hard

Transform the grammar with the following rules to CNF: S -> AB | a | B, A -> aA | a, B -> bB | b.

💡 Hint: Identify paths of derivation flush to CNF!

Get performance evaluation

Reference links

Supplementary resources to enhance your learning experience.