單項選擇題

A user states that they are trying to project their laptop to a screen for a presentation. They have plugged the projector cable into their laptop, and turned the projector on, but no signal is found. Which of the following should the technician perform FIRST?（）

A. Ensure the projector is receiving power
B. Verify the laptop is not running on battery
C. Toggle the function key for displays
D. Replace the projector cable with another

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單項選擇題

A user states that whenever they try to launch a certain installed application, they hear unusual whirring/clicking sounds from their machine and the application never loads. Which of the following components would a technician MOST likely need to replace?（）

A. Hard Disk Drive
B. Optical Drive
C. Power Supply Unit
D. Case Fan

單項選擇題

Which of the following security threats are MOST likely prevented through user training?（）

A. Network Intrusion
B. Adware Popups
C. Social Engineering
D. Spam Messages

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A user states that they are trying to project their laptop to a screen for a presentation. They have plugged the projector cable into their laptop, and turned the projector on, but no signal is found. Which of the following should the technician perform FIRST?（）

你可能感興趣的試題

A user states that whenever they try to launch a certain installed application, they hear unusual whirring/clicking sounds from their machine and the application never loads. Which of the following components would a technician MOST likely need to replace?（）

Which of the following security threats are MOST likely prevented through user training?（）

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