GATE 2008
The language L = {<M> | M is a Turing Machine that accepts the string 'gate'} is:
Which of the following statements is false?
Which of the following is true for the language { ap | p is prime} ?
Let L be a regular language. Which of the following operations is NOT closed for regular languages?
Which of the following pairs of regular expressions are NOT equivalent?
Which of the following problems on Turing machines is decidable?
Which of the following statements about regular expressions and finite automata is FALSE?
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