Which of the following string methods returns the string value converted to uppercase?1 pointindexOf()toUpperCase()concat()length()charAt()equals()

Which of the following built-in string methods can be used to find the character at a specific index position?length()charAt()main()toUpperCase()

2.Question 2What is the result when .upper() is applied to a string?1 pointThe value of the string is reassigned to the value of the string in the line preceding it.A copy of the string is returned with all uppercase letters.The character that appears most frequently in the string is extracted from it and returned.The value of the string is reassigned to contain all uppercase letters.

What is the correct way to convert a string to uppercase in Java?Question 1Answera.toUpper()b.toUpperCase()c.uppercase()d.convertToUpperCase()

Which method can be used to return a string in upper case letters?

Suppose you have a string - Hello! HOW are you doing - with cell reference C54. Now you need to convert the first letter of every word as capital and rest characters in lower case.Which of the following is the correct function for the same? Answer choicesSelect only one optionREVISITLOWER(C54)UPPER(C54)PROPER(C54)PROPERL(C54)