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GATE | GATE CS 2008 | Question 9
Which of the following are decidable?
I. Whether the intersection of two regular languages is infinite II. Whether a given context-free language is regular III. Whether two push-down automata accept the same language IV. Whether a given grammar is context-free
(A)
I and II
(B)
I and IV
(C)
II and III
(D)
II and IV
Answer
Please comment below if you find anything wrong in the above post
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