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A password for a computer system requires exactly 6 characters. Each character can be either one of the 26 letters from A to Z or one of the ten digits from 0 to 9. The first character must be a letter and the last character must be a digit. How many different possible passwords are there? (a) Less than 107 (b) Between 107 and 108 (c) Between 108 and 109 (d) Between 109 and 1010

A password for a computer system requires exactly 6 characters. Each character can be either one of the 26 letters from A to Z or one of the ten digits from 0 to 9. The first character must be a letter and the last character must be a digit. How many different possible passwords are there?
(a) Less than 107
(b) Between 107 and 108
(c) Between 108 and 109
(d) Between 109 and 1010

Grade:12th pass

1 Answers

Pawan Prajapati
askIITians Faculty 60796 Points
2 months ago
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