Test the computer with a known-good monitor.
Check if the monitor is still covered under the manufacturer’s warranty.
Replace the monitor’s power cord with a known-good power cord.
Swap out the computer’s video card.
第1题：
A technician does not have power to a PC. Which of the following tools should the technician use to check for electricity?（）
第2题：
When experiencing video problems， which of the following should be performed FIRST to ensure that the monitor is not causing the problem？ （）
第3题：
A user reports that they walked away from their laptop for 30 minutes and when they came backthe screen was very dim. The user tried moving the mouse and increasing the brightness setting,but neither worked. Which of the following should the technician do FIRST?（）
A. Plug in an external monitor to test the video card.
B. Run a check disk scan to verify there is no corruption.
C. Check if the laptop is now on battery power.
D. Have the LCD screen replaced with a known good screen.
第4题：
A technician wants to compare a new server performance over a period of time. Which of the following should the technician do FIRST?（）
第5题：
A technician is troubleshooting a laptop LCD, and when the cover is opened nothing shows on the screen. Then all of a sudden the screen comes on and works fine. Which of the following should the technician check FIRST?（）
第6题：
A laptop has a non-functioning keyboard. After the keyboard was replaced with a known good one, the technician finds that the keyboard still is not functioning. Which of the following steps should the technician take NEXT?（）
第7题：
A technician receives a computer for repair and observes that the fan on the power supply is not moving. Which of the following should the technician do？ （）
第8题：
A. Monitor processor performance logs
B. Constantly check the task manager
C. Use performance server logs
D. Establish a baseline for the server
第9题：
Which of the following is unsafe for a technician to use when troubleshooting or repairing a CRT monitor?（）
第10题：
A technician receives a laptop work order stating that the mouse pointer from the touchpad is moving randomly around the screen. Which of the following should the technician do FIRST？（）