Which of the following is the BEST way...

单项选择题Which of the following is the BEST way for Karen, a technician, to mitigate phishing attempts?（）

A. Installing antivirus
B. Reconfiguring the firewall
C. Changing the permissions and passwords
D. Educating the end user

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1.单项选择题A technician is trying to retrieve a screw that fell inside a case and is just out of reach. Which of the following is the BEST procedure to retrieve the screw?（）

A. Turn the case upside down, shake gently and let the screw fall out.
B. Use a shop vacuum to retrieve the screw.
C. Use the hardware abstraction layer (HAL).
D. Use an extension magnet.

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2.单项选择题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?（）

A.Backlight
B.Inverter
C.Loose cable
D.Lid switch

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3.单项选择题Which of the following commands would be used to verify the integrity of critical system files?（）

A.verify
B.nslookup
C.sfc
D.chkdsk

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4.单项选择题Which of the following Microsoft encryption software provides the HIGHEST level of security for PCs running Windows Vista Enterprise or Ultimate Vista?（）

A. NTFS
B. Windows Defender for Vista
C. BitLocker drive encryption
D. EFS

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5.单项选择题 Jill, a technician, is installing several PCs in a home that is pre-wired with Ethernet to seven rooms. In the wiring closet all the Ethernet cables are hanging free and are not labeled.
Which of the following tools would the technician use to locate the cable that runs to each room?（）

A. Extension magnet
B. Toner probe
C. Multimeter
D. Optical Time Domain Reflectometer (OTDR)

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6.单项选择题On which of the following hard drive types must Bob, a technician, change the jumper setting to match the motherboard/cabling combination?（）

A.SATA
B.eSATA
C.Solid state
D.PATA

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7.单项选择题A department of users is reporting there are lines across their printouts. They have alreadychanged the toner cartridge but the issue remains. Which of the following is the BEST item for Karen, a technician, to inspect?（）

A. The fuser unit for damage
B. The toner cartridge for proper seating
C. The tray pickup rollers for wear
D. The registration assembly for damage

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8.单项选择题How many volts does a power supply’s 4-pin Molex connector carry to internal devices?（）

A. 2.5 volts
B. 5 volts
C. 6 volts
D. 15 volts

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9.单项选择题Which of the following is true when Bob, a technician, is setting default security permissions on a folder?（）

A. There are no significant changes to other files.
B. The created folder inherits the most restrictive permissions within the folder.
C. The permissions are inherited by all files and folders within that folder.
D. All folders within that folder are given a restrictive password.

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10.单项选择题 It is a company’s policy to shut down all workstations at the end of the day. However, the majority of employees are leaving disks in their workstations and upon start up the next morning they are receiving a ‘NTLDR is missing’ error.
Which of the following is a possible solution?（）

A. Make a daily announcement to remove all disks before departing for the day.
B. Change the Boot order in the BIOS.
C. Make it a part of the evening checks to ensure all disks are removed.
D. Make a company policy that states that it is unlawful to leave disks in the machines.

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