EDUCATOR IN THE PUNJAB SPECIAL EDUCATION DEPARTMENT- 2015 (BS-16), Computer MCQs, PPSC Solved Past Papers MCQsWhat is the full form of LAN?A. Local Area Network B. Large Access Network C. Long Antenna Network D. None of these What device prevents power interruptions, resulting in corrupted data?You get a CMOS checksum error during ‘BOOTUP’. What is most likely the cause?