Which of the following method declarations is correct for a...

Which of the following method declarations is correct for a static method named computeSum() if the method receives two double arguments? a. public static double, double computeSum() b. public static void computeSum(double a, double b) c. public int computeSum(double a, double b) d. public static int computeSum(double a, b)

Which of the following method declarations is correct for a static method named computeSum() if the method receives two double arguments?
a. public static double, double computeSum()
b. public static void computeSum(double a, double b)
c. public int computeSum(double a, double b)
d. public static int computeSum(double a, b)

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Key Concepts

Static Methods

A static method belongs to the class rather than an instance of the class, meaning it can be called without creating an object of the class. It is declared using the 'static' keyword, and all static methods share the same memory allocation, which can be useful for utility or helper methods.

Method Declaration Syntax

The syntax of a method declaration in Java includes the access modifier, the static keyword if applicable, the return type, the method name, and a parameter list enclosed in parentheses. Proper syntax ensures that each part is correctly ordered and that the parameter types and names are clearly defined.

Data Types and Parameter Lists

Specifying data types in both the return type of a method and each of its parameters is essential in statically typed languages like Java. The parameter list in the method declaration must include the type and name of every parameter. Omitting a type or misplacing the ordering between types can lead to syntax errors.

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