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MCQ (Single Correct Answer)
GATE CSE 2006
Let L1 be a regular language, L2 be a deterministic context-free language and L3 a recursively enumerable, but not recursive, language. Which one of the following statements is false?(A) L1 ∩ L2 is a deterministic CFL(B) L3 ∩ L1 is recursive(C) L1 ∪ L2 is context free(D) L1 ∩ L2 ∩ L3 is recursively enumerable
