Bob, a technician, wants to run antivi...

单项选择题Bob, a technician, wants to run antivirus scans on every machine on a daily basis. To minimize the impact to all system resources, which of the following is the BEST time to schedule the scans to run?（）

A. 5:00 p.m. - 7:00 p.m.
B. 7:30 a.m. - 9:30 a.m.
C. 11:00 p.m. - 1:00 a.m.
D. 12:00 p.m. - 2:00 p.m.

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1.单项选择题While using the ping command to try and reach a local server, a technician receives a response of “Destination host unreachable”. After confirming that the PC is physically connected to the network, which of the following commands should the technician use to get more detailed information?（）

A.TRACERT
B.GREP
C.TELNET
D.DIG

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2.单项选择题Which of the following printer failure symptoms can be described as a condition where the internal feed mechanism has stopped working temporarily?（）

A. Power cycle
B. Paper jam
C. No connectivity
D. Corrupt printer driver

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3.单项选择题After installing the Windows operating system, Device Manager shows a number of devices with a yellow question mark next to them. Which of the following is the MOST likely reason?（）

A. The latest service pack needs to be installed.
B. The created hard drive partition is not large enough.
C. The motherboard chipset driver needs to be installed.
D. The processor does not support the Windows OS.

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4.单项选择题Which of the following commands will allow remote use of a folder?（）

A. NET SEND
B. NET SHARE
C. NET FILE
D. NET VIEW

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5.单项选择题Which of the following is an advantage of a 100Base-T network card versus an 802.11g wireless network card?（）

A. Flexibility in relocating the computer
B. Ability to provide secure data communications
C. Faster data speed
D. Ability to setup P2P networking

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6.单项选择题Which of the following is the MINIMUM amount of hard drives needed for a RAID 5 array?（）

A.2
B.3
C.4
D.5

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7.单项选择题A technician is instructed to configure a set of mirrored drives on a desktop. Which of thefollowing RAID levels does this match?（）

A.RAID 0
B.RAID 1
C.RAID 5
D.RAID 10

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8.单项选择题A technician is attempting to determine whether a CAT5 patch cord is a straight-through or acrossover. Which of the following is the BEST to use to determine the cord type?（）

A. Cable tester
B. Loopback cable
C. Multimeter
D. Extension magnet

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9.单项选择题A workstation has an error message that states “NTLDR is missing”. Which of the following is MOST likely the cause?（）

A. The system did not shutdown gracefully
B. The CMOS battery is dead
C. The BIOS firmware is corrupt
D. A virus has corrupted the file

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10.单项选择题A technician is replacing a processor in a workstation. After installation, the workstation starts up and immediately shuts down; the technician tries to start the workstation several more times and gets the same result. Which of the following is the cause of this issue?（）

A. The workstation is not plugged in.
B. The thermal paste was not applied.
C. The memory was not installed properly.
D. The L2 cache was not cleared.

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