Which of the following is the set of TRUE statements among the statements below (A) Every regular grammar is a context-free grammar. (B ) Every context-free language can be generated by a regular grammar. (C) Every regular language can be generated by a context-free grammar. (D) There is a context-free grammar that generates a non-regular language.

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
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Which of the following is the set of TRUE statements among the statements below
(A) Every regular grammar is a context-free grammar.
(B ) Every context-free language can be generated by a regular grammar.
(C) Every regular language can be generated by a context-free grammar.
(D) There is a context-free grammar that generates a non-regular language.
О А, С, D
О А, В, С
None of the above is the correct set of true statements.
о в, С, D
Transcribed Image Text:Which of the following is the set of TRUE statements among the statements below (A) Every regular grammar is a context-free grammar. (B ) Every context-free language can be generated by a regular grammar. (C) Every regular language can be generated by a context-free grammar. (D) There is a context-free grammar that generates a non-regular language. О А, С, D О А, В, С None of the above is the correct set of true statements. о в, С, D
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