Which of the following features would ...

单项选择题Which of the following features would hide internal IP addresses from the Internet?（）

A. Network Address Translation
B. Port forwarding
C. Quality of Service
D. SSID broadcast

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1.单项选择题When a grounding strap is not available, a technician can ground by touching the computer’s:（）

A. power supply.
B. CPU fan.
C. memory chips.
D. motherboard.

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2.单项选择题Proper lifting technique for heavy items is:（）

A. to use gloves to pick up the item.
B. to squat and lift from the legs.
C. to have two people bend down and pick the item up.
D. to bend down and lift the item up.

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3.单项选择题A frustrated and angry customer calls in with a system that does not work. Which of the following is the FIRST course of action for a technician to take?（）

A. Transfer the customer to another technician, who can allocate more time to the issue.
B. Maintain a positive attitude and offer them the cheapest solution possible to satisfy them.
C. Listen to what the customer has to say and calmly recommend the best course of action.
D. Use technical language to demonstrate knowledge and expertise to the customer.

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4.单项选择题A service technician suspects the fuser assembly needs to be replaced. Which of the following is MOST likely the type of printer being repaired? （）

A.Inkjet
B.Laser
C.Impact
D.Thermal

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5.单项选择题Which of the following RAID levels requires ONLY two drives and provides mirroring?（）

A.RAID0
B.RAID1
C.RAID5
D.RAID10

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6.单项选择题Which of the following is BEST for providing network security?（）

A.Firewall
B.DMZ
C.Switch
D.IDS

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7.单项选择题A home user working outside an office reports that their laptop is no longer connecting to theInternet. Which of the following would a technician recommend to check FIRST?（）

A. Windows Firewall settings
B. DHCP settings
C. Disable HomeGroup
D. Wireless on/off switch

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8.单项选择题A technician has a PC that has no Internet connection. The IP address for the PC is 169.254.XXX.XXX. Which of the following should be checked FIRST?（）

A. DHCP settings
B. BIOS settings
C. DNS settings
D. Power settings

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9.单项选择题A technician installs a new sound card but no sound can be heard. Which of the following utilities can be used to see an error?（）

A. MSCONFIG
B. Device Manager
C. DXDIAG
D. REGEDIT

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10.单项选择题Which of the following 802.11 standards can operate at both 2.4 GHz and 5.0 GHz?（）

A.A
B.B
C.G
D.N

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