Theory Of Computation MCQ

1:

 Which of the following regular expressions denotes a language comprising all possible strings of even length over the alphabet ( 0 , 1 ) ?

 
A.

(0 | 1) *

B.

(0 | 1) (0 | 1)* 

C.

(00   01   10  11 )*

D.

(0 | 1 ) (0 | 1)(0  | 1 ) * 

 
 

Answer : C

Explanation :

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Option: A

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