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A language is accepted by a push down automata if it is:

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in Automata Theory by (51.1k points)
A language is accepted by a push down automata if it is:

(a) regular

(b) context free

(c) both (a) and (b)

(d) none of the mentioned

The question was asked during an online exam.

My question is based upon Regular Languages and D-PDA in section Push Down Automata of Automata Theory

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Correct option is (c) both (a) and (b)

To elaborate: All the regular languages are the subset to context free languages and thus can be accepted using push down automata.

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