The check sum method of testing a ROM: A. indicates if the data in more than one memory location is incorrect. B. provides a means for locating and correcting data errors in specific memory locations. C. allows data errors to be pinpointed to a specific memory location. D. simply indicates that the contents of the ROM are incorrect.
The check sum method of Testing a ROM simply indicates that the contents of the ROM are incorrect... So, Option D is right answer of your asked question ..