a) Using the English letter alphabet, how many 5-character case-sensitive passwords are possible
b)Using the English alphabet, how many character case-sensitive passwords are possible if each character is a letter or a digit
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a)
Let us take small alphabets and there are 26 alphabets
Let us take captial letters and there are 26 letters
So the 5-character case-sensitive passwords possible are
52^5
b)
Let us take small alphabets and there are 26 alphabets
Let us take captial letters and there are 26 letters
And each character is a letter or a digit
0,1,2,3,4,5,6,7,8,9
So the required 5-character case-sensitive passwords are possible if each character is a letter or a digit is
62^5
Let us take small alphabets and there are 26 alphabets
Let us take captial letters and there are 26 letters
So the 5-character case-sensitive passwords possible are
52^5
b)
Let us take small alphabets and there are 26 alphabets
Let us take captial letters and there are 26 letters
And each character is a letter or a digit
0,1,2,3,4,5,6,7,8,9
So the required 5-character case-sensitive passwords are possible if each character is a letter or a digit is
62^5
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