INTERVIEW QUESTIONS J2EE CORE JAVA DETAILS

Question: What is a local, member and a class variable?

Answer: Variables declared within a method are “local” variables. Variables declared within the class i.e not within any methods are “member” variables (global variables). Variables declared within the class i.e not within any methods and are defined as “static” are class variables

Variables declared within a method are “local” variables. Variables declared within the class i.e not within any methods are “member” variables (global variables). Variables declared within the class i.e not within any methods and are defined as “static” are class variables Source: CoolInterview.com

Variable declared with in the scope of a method called Local Variable.

Variable declared with in the scope of a class but can be accessed only by creating the object of that class called member variable.

Variable declared within the class and are declared as static, can be accessed without creating the instance of that class called class variables. Source: CoolInterview.com

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