What is the rule for AT system board power connections? ? a. Black to black ? b. Red to red ? c. Red to black ? d. Red to orange Which of the following activities should be avoided when the computer...

What is the rule for AT system board power connections? ? a. Black to black ? b. Red to red ? c. Red to black ? d. Red to orange Which of the following activities should be avoided when the computer is in operation? ? a. Removing CD-ROM disks ? b. Exchanging mice track balls ? c. Pushing the ON/OFF switch ? d. Swapping keyboards The LCD display on a portable computer is powered by _____. ? a. low-voltage AC ? b. high-voltage AC ? c. low-voltage DC ? d. high-voltage DC