a) For any regular language, there is a CFG that generates that language. b) The Table Filling algorithm can be used to find an NFA with a minimum number of states for a regular language. c) Deterministic PDAS and Nondeterministic PDAS describe the same class of languages. d) The class of Deterministic Context Free Languages is closed under union. e) The class of Deterministic Context Free Languages is not closed under star.
a) For any regular language, there is a CFG that generates that language. b) The Table Filling algorithm can be used to find an NFA with a minimum number of states for a regular language. c) Deterministic PDAS and Nondeterministic PDAS describe the same class of languages. d) The class of Deterministic Context Free Languages is closed under union. e) The class of Deterministic Context Free Languages is not closed under star.
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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Transcribed Image Text:| State True or False for each of the following questions. If your answer is False,
provide a brief justification.
a) For any regular language, there is a CFG that generates that language.
b) The Table Filling algorithm can be used to find an NFA with a minimum number of
states for a regular language.
c) Deterministic PDAS and Nondeterministic PDAS describe the same class of languages.
d) The class of Deterministic Context Free Languages is closed under union.
e) The class of Deterministic Context Free Languages is not closed under star.
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