單項(xiàng)選擇題

A technician notices that the BIOS event log shows a chassis intrusion. Which of the following is theMOST likely reason for the event? （）

A. There is a loose object in the case.
B. An optical drive drawer is open.
C. The computer case was opened.
D. An attacker hacked into the system.

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單項(xiàng)選擇題

A technician has just installed an upgraded graphics card. The computers power turns off before itfinishes booting. Which of the following is the cause of the problem? （）

A. The monitor cannot display the increased resolution that is a feature of the new graphics card.
B. The power supply does not provide enough wattage to power the new graphics card.
C. The new graphics card is incompatible with the existing processor.
D. The computer does not have enough RAM to support the new graphics card.

單項(xiàng)選擇題

A user is trying to boot a desktop PC from their A: drive. Which of the following devices is the userdescribing？（）

A. The floppy drive
B. The hard drive
C. The CD-ROM drive
D. The DVD-ROM drive