Which of the following functions can be used to find the length of a string in C?a.length()b.strlength()c.strlen()d.size()

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

When using Find and Replace, which of the following can be used as a wildcard for a string of characters? 1. # 2. % 3. * 4. $

Which built-in PHP function can be used to measure the length of a string?str_len()len()strlen()string_length()

Which of the following functions can be used to check if a stack is empty in C++?empty()size()top()pop()

In C++, combination of ________ and _________ functions are used to determine the actual data length of a file.