单项选择题

A technician receives an error message ‘inaccessible boot device’ on their monitor. Which of thefollowing components is causing the issue?（）

A. Hard disk drive failure
B. NTLDR file is missing
C. BIOS is corrupted
D. System board failure

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单项选择题

A user reports it takes a long time to load all applications and the hard drive LED is showing constant activity. Which of the following is MOST likely the issue?（）

A. The processor is faulty.
B. The file system is fragmented.
C. The modem drivers are corrupt.
D. The power supply is faulty.

多项选择题

A laptop operates on battery power when connected with an AC adapter. Once the battery discharges, the computer turns off and will not turn back on. Which of the following are the MOST likely causes of the laptop issue? （）(Select TWO).

A. The LCD monitor’s power inverter does not function properly.
B. The operating system’s power settings prevent the battery from charging.
C. The battery is not compatible with the laptop.
D. The internal power connection on the motherboard is faulty.
E. The power adapter is not working.

单项选择题

A technician discovers that RAM modules are overheating. Which of following is best practice inthis situation?（）

A. Install heatsinks on the RAM modules.
B. Install additional CPU fans.
C. Replace the RAM slots.
D. Install a heatsink on the chipset driver