You can insert the date and time into a document's footer and have the date and time updated every time the document is opened

Which of the following statements is false?

a. Each class declaration that begins with the access modifier private must be stored in a file that has the same name as the class and ends with the .java filename extension. b. Every class declaration contains keyword class followed immediately by the class’s name. c. Class, method and variable names are identifiers. d. An object has attributes that are implemented as instance variables and carried with it throughout its lifetime.

Forgetting to register an event-handler object for a particular GUI component’s event type causes .

a. events of that type to be ignored. b. all of the GUI component's events to be ignored. c. a compilation error. d. None of the above.