What system structure contains the PC’s time, date, and configuration information? ? a. The ROM BIOS ? b. The CMOS RAM ? c. The RAMDAC ? d. The Upper Memory Block (UMB) The purpose of the rechargeable...

What system structure contains the PC’s time, date, and configuration information? ? a. The ROM BIOS ? b. The CMOS RAM ? c. The RAMDAC ? d. The Upper Memory Block (UMB) The purpose of the rechargeable battery on some system boards is to _______ in the event of a power fluctuation. ? a. back up the contents of the RAM memory ? b. keep the microprocessor’s registries alive ? c. maintain the contents of CMOS RAM ? d. maintain the system’s time-of-day chip