Question

CAN SOMEBODY HELP WITH THIS QUESTION!!!!!!

A computer password consists of any four digits with repetition permitted.
****If the letters are not case sensitive (a and A are the same), there are (BLANK)
possible passwords.
****If the letter are case sensitive (a and A are not the same), there are (BLANK)
possible passwords.

Answer 1

IM NOT SURE

Explanation:

im not sure, but if the passwords are only letters, here is my reasoning:

26 letters in the alphabet

26 x 26 divided by 4 = 169 (lol) - not case sensitive

26 x 26 x 26 divided by 4= 4,394 - case sensitive