What is the correct way to invoke methods on variables in Java that are strings?
A)Methods can only be invoked on string constants, not on variables.
B)For each method there is a special operator that must be used.
C)There are no methods available in Java for string variables.
D)Invoke them using the variable name and the dot (.) notation.

Question

Quizplus · Accepted Answer

In Java, methods can be invoked on string variables using the variable name and the dot (.) notation. For example, if we have a string variable called "myString", we can invoke the "toUpperCase()" method like this: "myString.toUpperCase()".

What Is the Correct Way to Invoke Methods on Variables