Let's suppose that a password must contain 4 characters, where a character can be any of the digits 1, 2, 3, 4, 5 or any lowercase letter. Then, to compute the number of possible passwords, one would compute 31^131 + 31 - 31. True False
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Since each character can be any of the 26 lowercase letters or 5 numerical values, there are a total of 31 choices for each character. Show more…
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