1.

Which string method is used to implement the following:1. To count the number of characters in the string.2. To change the first character of the string in capital letter.3. To check whether given character is letter or a number.4. To change lowercase to uppercase letter.5. Change one character into another character.

Answer»

1. len(str)

2. str.capitalize()

3. ch.isalnum()

4. str.upper()

5. str.replace(old,new)



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