97免费在线观看视频,亚洲综合自拍网,黄色毛片免费观看,热久久综合网,免费看日产一区二区三区 狠狠操av,久久久涩涩涩,在线精品免费视频,人人插天天干,久久91精品国产91久久

單項(xiàng)選擇題

A technician is troubleshooting a monitor displaying a blank screen and the power indicator light ison. Which of the following should the technician do next?()

A. Test the computer with a known-good monitor.
B. Check if the monitor is still covered under the manufacturer’s warranty.
C. Replace the monitor’s power cord with a known-good power cord.
D. Swap out the computer’s video card.

微信掃碼免費(fèi)搜題