【单选题】A technician is dispatched to install additional RAM in a computer. The technician unplugs thesystem from the power source, and removes the cover of the PC. Which of the following shouldthe technician...
A.
Update the BIOS for compatibility.
B.
Put on an ESD strap.
C.
Use an anti-static bag to hold the RAM while installing.
【简答题】From which source do
most retirees receive most of their retirement income?A. Social Security B. Private
pensions C. Earnings from assets D. Disability insurance