Question

How do you invoke a class method?

a) objRef.methodName(parameters)
b) ClassName.methodName(parameters)
c) objRef.ClassName.methodName(parameters)
d) ClassName.objRef.methodName(parameters)

Answer 1

To invoke a class method, you use the syntax of ClassName.methodName(parameters). One example could be Math.sqrt(25), which calls the sqrt method of the Math class to calculate the square root of 25.

Step-by-step explanation:

To invoke a class method, you use the syntax of ClassName.methodName(parameters). This means you directly use the name of the class followed by the dot operator and the name of the method. One example of invoking a class method could be: Math.sqrt(25), which calls the sqrt method of the Math class to calculate the square root of 25.