A standard setting for paragraph indents is a half-inch

A(n) ________ signature is an invisible, electronic stamp attached to a certificate

Fill in the blank(s) with correct word

Which of the following statements about strings is NOT true?

A. When you use the assignment operator to assign a string to a String variable, the computer allocates memory space large enough to store the string. B. When a string is assigned to a String variable, the string cannot be changed. C. The class String contains many methods that allow you to change an existing string. D. A String variable is actually a reference variable.