

MCQOPTIONS
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1. |
For a Turing machine M, {M} denotes an encoding of M. Consider the following two languages.L1 = {(M) | M takes more than 2021 steps on all inputs}L2 = {(M) | M takes more than 2021 steps on some input}Which one of the following options is correct? |
A. | Both L1 and L2 are undecidable. |
B. | L1 is undecidable and L2 is decidable. |
C. | L1 is decidable and L2 is undecidable. |
D. | Both L1 and L2 are decidable. |
Answer» E. | |