單項(xiàng)選擇題

A technician has been asked to ensure a PC is supplied with power for a short time, during apower failure. The technician should install which of the following devices to ensure thisrequirement is easily met?（）

A. Backup power generator
B. Uninterruptable power supply
C. Power line conditioners
D. Surge protectors

你可能感興趣的試題

A home user would like to connect their laptop display to their home HD television. Which of the following is the BEST solution?（）

A. Connecting the laptop’s VGA output to an HDMI adaptor
B. Connecting the laptop’s VGA output to the television’s VGA input
C. Connecting the laptop's USB output to the HD television’s HDMI adaptor
D. Connecting the laptop’s USB output to the television’s USB input

單項(xiàng)選擇題

After swapping an internal wireless card on a laptop with an identical model, the technician notices that the wireless does not work. Which of the following would be the MOST likely cause?（）

A. Antennae is not connected
B. Wireless card is defective
C. Drivers needs to be updated
D. OS needs to be updated

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A technician has been asked to ensure a PC is supplied with power for a short time, during apower failure. The technician should install which of the following devices to ensure thisrequirement is easily met?（）

你可能感興趣的試題

A home user would like to connect their laptop display to their home HD television. Which of the following is the BEST solution?（）

After swapping an internal wireless card on a laptop with an identical model, the technician notices that the wireless does not work. Which of the following would be the MOST likely cause?（）

日韩欧美亚洲 _ 欧美亚洲一区 _ 日本亚洲欧美 _ 亚洲精品欧美国产白袜脚足J棉袜在线观看_亚洲熟妇av一区二区三区_久久天天躁狠狠躁夜_精品众筹模特私拍在线