Which of the following could cause an ...

单项选择题Which of the following could cause an Inaccessible boot drive error during the boot process? （）

A. HDD failure
B. DVI failure
C. USB failure
D. CD failure

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1.单项选择题After removing several obsolete programs from a PC, a user is experiencing slower than usuallyprocessing times. Which of the following would be the BEST way to speed up the processing? （）

A. Use an external hard drive.
B. Defrag the hard drive.
C. Add more RAM to the computer.
D. Install a larger hard drive.

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2.单项选择题If a technician is traveling outside of the US, which of the following should be checked before setting up a workstation? （）

A. Local file format
B. Wattage setting
C. Local power codes
D. Voltage setting

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3.多项选择题A technician is cleaning spyware from a Windows XP machine. Because of the infections, the unitcannot browse the Internet to obtain anti-virus updates.Which of the following is the BEST course ofaction? （）(Select TWO).

A. Boot into safe mode and format the drive.
B. Install a pop-up blocker and update Internet Explorer.
C. Boot to Safe Mode with Networking and attempt updates.
D. Boot into safe mode and perform CHKDSK.
E. Apply updates manually by downloading the definition files on another machine.

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4.单项选择题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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5.单项选择题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.

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6.单项选择题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

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7.单项选择题A technician is troubleshooting a WLAN card in a laptop. The wireless infrastructure is 802.11g. TheWLAN card is showing connected at 11Mbps. Which of the following would be the BEST reason why theWLAN card is performing at that speed? （）

A. The WLAN card is 802.11g.
B. The WLAN card is 802.11b.
C. The WLAN card is 802.11n.
D. The WLAN card is 802.11a.

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8.单项选择题After a technician installs a new CMOS battery on a motherboard, which of the following will thetechnician have to change? （）

A. Firmware version
B. System date/time
C. Bus speeds
D. Jumper settings

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9.单项选择题A customer wants to check whether they have the necessary tools enabled to prevent intrusions andvirus attacks on a Windows Vista workstation. Which of the following tools can be used to display thecurrent configuration? （）

A. Security Center
B. Event Viewer Security log
C. Windows Defender
D. Windows Firewall

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10.多项选择题Which of the following will reset the BIOS settings?（） (Select TWO).

A. Unplug the CMOS battery.
B. Unplug the power supply.
C. Switch on the reset jumper.
D. Replace the RAM.
E. Unplug the CPU.

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