One recommended way of cleaning a keyboard is to spray a cleaning solution such as glass cleaner on it and dry with a damp cloth

A system administrator notices that there is a low level of available storage space on a file server. Which of the following should be implemented to limit the amount of storage space users can utilize on the file server?

A. Disk shadowing B. Disk compression C. Disk quota D. Disk indexing

Which of the following performs an unboxing conversion? Assume x refers to an Integer object.

a. int y = x; b. Integer y = x; c. Neither of the above. d. Both of the above.