Although virtual memory is beneficial at times, why can it also be detrimental? a: it converts data from nonvolatile to volatile storage devices. b: it relies on data that is placed on the hard drive, which slows down the computer. c: it increases the likelihood that data can become corrupted. d: it requires a larger amount of bus width, which slows down the computer.

Which of the following statements is false? a. package access is rarely used. b. use the access modifier package to give a method or variable package access. c. classes in the same source file are part of the same package. d. if a program uses multiple classes from the same package, these classes can access each other's package access members directly through references to objects of the appropriate classes, or in the case of static members, through the class name.