Hardware & Network TroubleshootingCâu 75 / 100
A desktop shows no power at all — no lights, no fans. What should be checked first?
a.Reinstall the OS
b.Update the GPU driver
c.Power source, cable, and PSU switch
d.Replace the RAM
Giải thích
With zero signs of power, begin with the simplest external causes: the outlet, power cable, and the PSU on/off switch and voltage setting. Software and internal component swaps come only after power is confirmed.
Luyện miễn phí toàn bộ 100 câu hỏi — không cần đăng ký.
Câu hỏi liên quan cùng chủ đề
- After identifying a problem, what is the next step in the methodology?
- What should a technician do immediately after implementing a fix?
- What is the final step of the troubleshooting methodology?
- A PC powers on and fans spin, but there is no video and no beep. What is a reasonable early check?
- A user cannot reach any website, but other devices on the same network can. What should be checked first on that PC?
- A computer's clock and BIOS settings reset on each boot. What component should be replaced?
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