Consider the language of all strings consisting of some number of a s followed by the same number of b s, e.g. , ab , aabb , aaabbb , and so on.
Which of the following is true?

Question

Consider the language of all strings consisting of some number of  a s followed by the same number of  b s, e.g.   ,  ab ,  aabb ,  aaabbb , and so on. 
 Which of the following is true?

Answer

This language is regular, but is not context-free.

Answer

This language is neither regular, nor context-free.

Answer

This language is regular, and it is context-free.

Answer

Don't know

Answer

This language is not regular, but is context-free.

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Consider the language of all strings consisting of some number of a s followed ...

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