Sound cards require a device driver

If a program attempts to modify (or, sometimes, even to read) the contents of memory locations that do not belong to it, the operating system’s __________ routine intervenes and (usually) terminates the program.

a. reliability b. security c. processor management d. memory protection

_______ can be used with thedcflddcommand to compare an image file to the original medium.

A. ?compare B. ?cmp C. ?vf D. ?imgcheck