單項(xiàng)選擇題

A technician needs to replace a computer’s hard drive. Which of the following should thetechnician do FIRST?（）

A. Remove network connections
B. Remove the RAM
C. Self ground on the computer case
D. Disconnect power to PC

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單項(xiàng)選擇題

A technician replaces a computer’s NIC with a wireless card. The user wants to save the NIC.Which of the following should the technician use to preserve the NIC? （）

A. ESD mat
B. ESD wrist strap
C. Sealable plastic bag
D. Anti-static bag

單項(xiàng)選擇題

A technician has just finished installing a new NIC into a customer’s desktop. Which of thefollowing should the technician do NEXT?（）

A. Perform a full system backup.
B. Follow up with the customer, verifying satisfaction.
C. Ask their manager to contact the customer.
D. Perform a complimentary virus scan.