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MCQ (Single Correct Answer)
GATE CSE 2005
Consider the languages:
L1 = {anbncm | n, m GREATER THAN 0}
L2 = {anbmcm | n, m GREATER THAN 0}
Which one of the following statements is FALSE?(A) L1 ∩ L2 is a context-free language(B) L1 U L2 is a context-free language(C) L1 and L2 are context-free language(D) L1 ∩ L2 is a context sensitive language