Question: (1) [2 points] Design a DFA that accepts the set of words that start and end with a different letter. That is, if the

(1) [2 points] Design a DFA that accepts the set of words

(1) [2 points] Design a DFA that accepts the set of words that start and end with a different letter. That is, if the string starts with an a, then it must end with a b, and vice versa. Use the alphabet = {a, b}. (2) [2 points] Describe the language accepted by this DFA. a b b b a b

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